{"title":"Tropic Marin - ICP \u0026 Blocks","description":"\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block System\u003c\/b\u003e\u003c\/span\u003e is an advanced series of concentrated trace element supplements designed to restore essential microelements in reef aquariums with unmatched precision. Each Block targets a specific group of elements—such as halogens, transition metals, or alkaline earths—that are consumed together in fixed ratios by corals and other marine organisms.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eUsing a unique \u003cspan class=\"s1\"\u003e\u003cb\u003eindicator element\u003c\/b\u003e\u003c\/span\u003e system, Tropic Marin® Blocks ensure balanced dosing even when trace levels fall below ICP detection limits. The result is a stable, well-balanced reef environment that supports vibrant coloration, healthy growth, and improved skeletal structure—all while simplifying trace element management for serious reef keepers.\u003c\/p\u003e","products":[{"product_id":"all-for-reef-tropic-marin","title":"All-For-Reef - Tropic Marin","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eTropic Marin All-For-Reef is a revolutionary approach to dosing, combining calcium, alkalinity, and other trace elements into a single, easy to use solution. It's no longer necessary to maintain two, three, or four solutions, or a complicated reactor. All-For-Reef is a balanced source of calcium and carbonate hardness, released through natural biological processes, along with a mix of trace elements. No mixing, no gas cylinders, no fuss. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComplete single solution\u003c\/li\u003e\n\u003cli\u003eNo byproducts (e.g. sodium chloride)\u003c\/li\u003e\n\u003cli\u003eNo excess carbon dioxide\u003c\/li\u003e\n\u003cli\u003eDosing pump ready\u003c\/li\u003e\n\u003cli\u003eNo mixing required\u003c\/li\u003e\n\u003cli\u003eDoesn't alter salinity or ionic balance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThree Sizes Available:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e250mL\u003c\/li\u003e\n\u003cli\u003e500mL\u003c\/li\u003e\n\u003cli\u003e1000mL\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e(per 500 mL)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbonate Hardness Concentration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2,800 dKH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium Concentration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e20,000 mg Ca\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnesium Concentration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e950 mg Mg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eIn addition to the calcium, alkalinity, and magnesium, All-For-Reef comes pre-mixed with the same elements used in their Trace A and Trace K\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA- ELEMENTS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- contains anions of the trace elements bromine, fluorine, iodine, lithium, molybdenum, selenium and vanadium in pure mineral form\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eK+ ELEMENTS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- contains cations of the trace elements barium, chrome, cobalt, iron, copper, manganese, nickel, strontium and zinc in pure mineral form\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStart with a daily dose of 5 ml of All-For-Reef per 100 liters (26 US-gal) of aquarium system volume. Increase the daily dosage – by continuous control of the alkalinity – weekly by 2.5 ml per 100 liters (26 US-gal) of aquarium system volume, until a constant carbonate hardness of 7 to 9 °dH is reached.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eDo not exceed a maximum daily dose of 25 ml of All-For-Reef per 100 liters (26 US-gal) of aquarium system volume.\u003c\/p\u003e","brand":"Tropic Marin","offers":[{"title":"250ml","offer_id":49117824745770,"sku":"8453679","price":16.99,"currency_code":"USD","in_stock":true},{"title":"500ml","offer_id":49117824778538,"sku":"211779","price":24.99,"currency_code":"USD","in_stock":true},{"title":"1000ml","offer_id":49117824811306,"sku":"211780","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-all-for-reef-tropic-marin-1146290481.webp?v=1743603488"},{"product_id":"icp-water-analysis-tropic-marin","title":"ICP Water Analysis - Tropic Marin","description":"\u003cdiv class=\"product info detailed\"\u003e\n\u003cdiv class=\"product data items mage-tabs-disabled\" role=\"tablist\"\u003e\n\u003cdiv class=\"data item content\" aria-labelledby=\"tab-label-description\" id=\"description\" data-role=\"content\" role=\"tabpanel\" aria-hidden=\"false\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp class=\"p1\"\u003eGet lab-grade insight into your aquarium’s chemistry with the \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® ICP Water Analysis Kit\u003c\/b\u003e\u003c\/span\u003e. Using advanced \u003cspan class=\"s1\"\u003e\u003cb\u003eICP-OES technology\u003c\/b\u003e\u003c\/span\u003e, this test precisely measures over \u003cspan class=\"s1\"\u003e\u003cb\u003e35 essential trace and macro elements\u003c\/b\u003e\u003c\/span\u003e in your seawater sample—providing an in-depth view of your tank’s overall health.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eEach sample is analyzed by qualified laboratory technicians, and results are published online at \u003ca href=\"https:\/\/lab.tropic-marin.com\"\u003elab.tropic-marin.com\u003c\/a\u003e (select English in the top-right corner). Your personalized report includes detailed readings, graphical trends for each element, and expert dosing recommendations to help you correct any imbalances.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eComprehensive Results:\u003c\/b\u003e\u003c\/span\u003e Measures 35+ elements including calcium, magnesium, iodine, potassium, and heavy metals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eProfessional Precision:\u003c\/b\u003e\u003c\/span\u003e Analyzed by certified ICP-OES lab technicians for accurate, repeatable results.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDetailed Online Dashboard:\u003c\/b\u003e\u003c\/span\u003e View, download, and compare results for each of your aquariums over time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eActionable Guidance:\u003c\/b\u003e\u003c\/span\u003e Includes dosing and correction suggestions using \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block\u003c\/b\u003e\u003c\/span\u003e or \u003cspan class=\"s1\"\u003e\u003cb\u003eComponent\u003c\/b\u003e\u003c\/span\u003e solutions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSimple and Clean Process:\u003c\/b\u003e\u003c\/span\u003e No complicated reagents or mixing required—just fill, seal, and send.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKit Includes\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e(2) Sample cuvettes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e(1) Syringe\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e(1) Syringe filter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eLabels with sample numbers and return address\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eFull instructions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eHow It Works\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eRegister:\u003c\/b\u003e\u003c\/span\u003e Go to \u003ca href=\"https:\/\/lab.tropic-marin.com\"\u003elab.tropic-marin.com\u003c\/a\u003e and create your account.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLabel \u0026amp; Log:\u003c\/b\u003e\u003c\/span\u003e Register your sample using the included code or QR label.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCollect:\u003c\/b\u003e\u003c\/span\u003e Rinse cuvettes, draw water using the syringe, discard the first 10ml, and fill both vials with 15ml each.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSend:\u003c\/b\u003e\u003c\/span\u003e Label, pack, and mail your samples using the provided address.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eReview:\u003c\/b\u003e\u003c\/span\u003e You’ll receive an email when your analysis is complete. View results online as a downloadable PDF or through your aquarium’s tracking dashboard.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tropic Marin","offers":[{"title":"1","offer_id":50763295588650,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":50763295621418,"sku":null,"price":90.99,"currency_code":"USD","in_stock":true},{"title":"6","offer_id":50763295654186,"sku":null,"price":169.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-icp-water-analysis-tropic-marin-1-1200735400.jpg?v=1761939476"},{"product_id":"icp-water-analysis-plus-tropic-marin","title":"ICP Water Analysis PLUS - Tropic Marin","description":"\u003cdiv class=\"product info detailed\"\u003e\n\u003cdiv class=\"product data items mage-tabs-disabled\" role=\"tablist\"\u003e\n\u003cdiv class=\"data item content\" aria-labelledby=\"tab-label-description\" id=\"description\" data-role=\"content\" role=\"tabpanel\" aria-hidden=\"false\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp class=\"p1\"\u003eTake the guesswork out of reef chemistry with \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® ICP Water Analysis Plus\u003c\/b\u003e\u003c\/span\u003e — a full-spectrum seawater and RO\/DI water test designed for precision and reliability. Using advanced \u003cspan class=\"s1\"\u003e\u003cb\u003eICP-OES technology\u003c\/b\u003e\u003c\/span\u003e, each sample is analyzed for \u003cspan class=\"s1\"\u003e\u003cb\u003eover 35 trace and macro elements\u003c\/b\u003e\u003c\/span\u003e, plus \u003cspan class=\"s1\"\u003e\u003cb\u003e9 additional nutrient and parameter levels\u003c\/b\u003e\u003c\/span\u003e, giving you the most complete picture of your aquarium’s water chemistry.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eIn addition to seawater testing, the kit also analyzes your \u003cspan class=\"s1\"\u003e\u003cb\u003ereverse osmosis (RO\/DI) water\u003c\/b\u003e\u003c\/span\u003e, ensuring your source water is as pure as possible before mixing salt or topping off. Results are processed by qualified laboratory personnel and delivered digitally via \u003ca href=\"https:\/\/lab.tropic-marin.com\"\u003elab.tropic-marin.com\u003c\/a\u003e (select \u003ci\u003eEnglish\u003c\/i\u003e in the upper right corner). Your personalized report includes element-by-element readings, visual trend tracking, and precise dosing recommendations to restore balance and maintain stability.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eComprehensive Testing:\u003c\/b\u003e\u003c\/span\u003e 37 ICP-OES elements + 9 nutrient and parameter readings, including nitrate, phosphate, and silicate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDual Sample Capability:\u003c\/b\u003e\u003c\/span\u003e Includes testing for both seawater and RO\/DI water.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eProfessional-Grade Precision:\u003c\/b\u003e\u003c\/span\u003e Each analysis performed by trained laboratory experts using ICP-OES and complementary testing methods.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eActionable Insights:\u003c\/b\u003e\u003c\/span\u003e Get dosing and correction suggestions using \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block\u003c\/b\u003e\u003c\/span\u003e or \u003cspan class=\"s1\"\u003e\u003cb\u003eComponent\u003c\/b\u003e\u003c\/span\u003e solutions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTrack Your Progress:\u003c\/b\u003e\u003c\/span\u003e Compare historical test results and monitor changes in your aquarium’s chemistry over time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eEco-Friendly \u0026amp; Easy to Use:\u003c\/b\u003e\u003c\/span\u003e No reagents, no mess — just fill, label, and ship.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKit Includes\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e(2) 15 ml Cuvettes (white lids – for seawater)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e(1) 15 ml Cuvette (red lid – for RO\/DI sample)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e(1) 50 ml Cuvette (white lid – for seawater)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eSyringe \u0026amp; Syringe Filter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eLabels with sample numbers and return address\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eStep-by-step instructions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eHow to Use\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eRegister Your Sample:\u003c\/b\u003e\u003c\/span\u003e Go to \u003ca href=\"https:\/\/lab.tropic-marin.com\"\u003elab.tropic-marin.com\u003c\/a\u003e, create your aquarium profile, and register the included sample numbers or scan the QR codes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eCollect Samples:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eRinse cuvettes with tank or RO\/DI water.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eFill the 50 ml cuvette with aquarium water from the center of your tank.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eUse the syringe to fill both 15 ml white-lid cuvettes with filtered aquarium water.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eFill the red-lid cuvette with RO\/DI water.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLabel \u0026amp; Ship:\u003c\/b\u003e\u003c\/span\u003e Apply the sample and address labels, then mail the box to the provided laboratory address.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eReview Results:\u003c\/b\u003e\u003c\/span\u003e Receive an email when your analysis is complete. View results online, track your aquarium’s chemistry history, and download detailed reports in PDF format.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tropic Marin","offers":[{"title":"1","offer_id":50763297882410,"sku":null,"price":55.99,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":50763297915178,"sku":null,"price":141.99,"currency_code":"USD","in_stock":true},{"title":"6","offer_id":50763297947946,"sku":null,"price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-icp-water-analysis-plus-tropic-marin-1-1200749264.jpg?v=1761953986"},{"product_id":"block-analysis-iodine-tropic-marin","title":"Block Analysis - Iodine - Tropic Marin","description":"\u003cdiv class=\"product info detailed\"\u003e\n\u003cdiv role=\"tablist\" class=\"product data items mage-tabs-disabled\"\u003e\n\u003cdiv aria-hidden=\"false\" role=\"tabpanel\" data-role=\"content\" id=\"description\" aria-labelledby=\"tab-label-description\" class=\"data item content\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Iodine\u003c\/b\u003e\u003c\/span\u003e is a concentrated multi-element solution designed to restore essential halogens and trace minerals — \u003cspan class=\"s1\"\u003e\u003cb\u003eiodine, fluorine, bromine, and selenium\u003c\/b\u003e\u003c\/span\u003e — in marine aquariums. These elements are vital for coral health, skeletal structure, and resilience against environmental stress.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eIodine, fluorine, and bromine help reinforce both organic and inorganic skeletal structures while supporting light acclimation in corals. Selenium acts as a natural antioxidant, protecting coral tissue from oxidative stress and promoting healthy recovery after fragging or environmental fluctuations.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block System\u003c\/b\u003e\u003c\/span\u003e takes a modern approach to trace element supplementation — using \u003ci\u003eindicator elements\u003c\/i\u003e to maintain a balanced ratio of trace elements that are often consumed together and can be difficult to measure individually. This ensures precision dosing and long-term stability even when certain parameters fall below detectable limits.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eReplenishes essential halogens and trace minerals — iodine, fluorine, bromine, and selenium.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eSupports coral growth, color, and light adaptation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eProvides antioxidant protection for improved tissue recovery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eBalanced dosing using Tropic Marin’s advanced \u003ci\u003eBlock System\u003c\/i\u003e for elements with linked consumption rates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eEasy and accurate dosing with the built-in dropper cap.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eCompatible with both manual and automated dosing systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eConcentration per Liter\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eIodine (I): 875 mg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eFluorine (F): 1110 mg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eBromine (Br): 435 mg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eSelenium (Se): 0.5 mg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eDosage\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAdd \u003cspan class=\"s1\"\u003e\u003cb\u003e2 ml per 100 L (26 US gal)\u003c\/b\u003e\u003c\/span\u003e of aquarium water daily to increase concentrations by:\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eIodine: +17.5 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eFluorine: +22.2 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eBromine: +8.7 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eSelenium: +0.01 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum dosage:\u003c\/b\u003e\u003c\/span\u003e 4 ml per 100 L (26 US gal) per day.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStore in a \u003cspan class=\"s1\"\u003e\u003cb\u003ecool, dark place\u003c\/b\u003e\u003c\/span\u003e to maintain stability.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eIngredients\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003ePurified water, inorganic iodine, fluorine, bromine, and selenium compounds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tropic Marin","offers":[{"title":"1000mL","offer_id":50763341136170,"sku":null,"price":40.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-block-analysis-iodine-tropic-marin-1000ml-1200749258.jpg?v=1761954004"},{"product_id":"block-analysis-molybdenum-tropic-marin-copy","title":"Block Analysis - Molybdenum - Tropic Marin","description":"\u003cdiv class=\"product info detailed\"\u003e\n\u003cdiv class=\"product data items mage-tabs-disabled\" role=\"tablist\"\u003e\n\u003cdiv class=\"data item content\" aria-labelledby=\"tab-label-description\" id=\"description\" data-role=\"content\" role=\"tabpanel\" aria-hidden=\"false\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Molybdenum\u003c\/b\u003e\u003c\/span\u003e is a concentrated solution formulated to replenish key trace elements often depleted in marine aquariums: \u003cspan class=\"s1\"\u003e\u003cb\u003emolybdenum, rubidium, vanadium, tungsten, tellurium, and hafnium\u003c\/b\u003e\u003c\/span\u003e. These elements play critical roles in coral metabolism, enzyme activation, and ionic balance—ensuring your reef system operates at peak biological efficiency.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eMolybdenum, vanadium, and tungsten are essential cofactors in numerous metabolic reactions for corals, algae, and beneficial bacteria. Rubidium helps maintain ionic balance, while tellurium and hafnium—though present only in trace amounts—are naturally occurring in seawater and contribute to a stable, natural environment.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eUsing the innovative \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block System\u003c\/b\u003e\u003c\/span\u003e, this supplement delivers a balanced, ratio-based dosing approach. By linking indicator elements to trace elements that are consumed together, it maintains precision and consistency—even for elements below detection limits of most ICP analyses.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eReplenishes \u003c\/span\u003e\u003cb\u003emolybdenum, rubidium, vanadium, tungsten, tellurium, and hafnium\u003c\/b\u003e\u003cspan class=\"s1\"\u003e with precision.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eSupports \u003c\/span\u003e\u003cb\u003ecoral metabolism, enzyme function, and ionic balance\u003c\/b\u003e\u003cspan class=\"s1\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eDoses difficult-to-measure trace elements that are often below detection thresholds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eDesigned for \u003cspan class=\"s1\"\u003e\u003cb\u003eaccurate, consistent dosing\u003c\/b\u003e\u003c\/span\u003e using the Tropic Marin® Block System.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eEasy to use with both \u003c\/span\u003e\u003cb\u003emanual dosing or automated dosing pumps\u003c\/b\u003e\u003cspan class=\"s1\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eBuilt-in dropper cap for precise measurement and convenience.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eElement Concentrations\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eMolybdenum (Mo):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 150 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eRubidium (Rb):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 150 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eVanadium (V):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 60 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTungsten (W):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 0.75 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTellurium (Te):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 0.15 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eHafnium (Hf):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 0.15 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eDosage \u0026amp; Application\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAdd \u003cspan class=\"s1\"\u003e\u003cb\u003e2 ml per 100 L (26 US gal)\u003c\/b\u003e\u003c\/span\u003e of aquarium water daily to raise levels by approximately:\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eMolybdenum: +3 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eRubidium: +3 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eVanadium: +1.2 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eTungsten: +0.015 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eTellurium \u0026amp; Hafnium: +0.003 µg\/L each\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum daily dosage:\u003c\/b\u003e\u003c\/span\u003e 4 ml per 100 L (26 US gal).\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStore in a \u003cspan class=\"s1\"\u003e\u003cb\u003ecool, dark place\u003c\/b\u003e\u003c\/span\u003e for maximum stability.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eIngredients\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003ePurified water, inorganic compounds of molybdenum, rubidium, vanadium, tungsten, tellurium, and hafnium.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Molybdenum\u003c\/b\u003e\u003c\/span\u003e is the reef-safe way to restore the subtle yet vital trace elements that support coral vitality, biological balance, and overall reef performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tropic Marin","offers":[{"title":"1000mL","offer_id":50763362402602,"sku":null,"price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-block-analysis-molybdenum-tropic-marin-1000ml-1200749257.jpg?v=1761953874"},{"product_id":"block-analysis-nickel-tropic-marin","title":"Block Analysis - Nickel - Tropic Marin","description":"\u003cdiv class=\"product info detailed\"\u003e\n\u003cdiv role=\"tablist\" class=\"product data items mage-tabs-disabled\"\u003e\n\u003cdiv aria-hidden=\"false\" role=\"tabpanel\" data-role=\"content\" id=\"description\" aria-labelledby=\"tab-label-description\" class=\"data item content\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Iron\u003c\/b\u003e\u003c\/span\u003e is a concentrated trace element solution designed to restore essential transition metals — \u003cspan class=\"s1\"\u003e\u003cb\u003enickel, manganese, iron, cobalt, and boron\u003c\/b\u003e\u003c\/span\u003e — that play vital roles in coral metabolism, coloration, and growth. These elements act as biochemical catalysts, deepening coral pigmentation, enhancing fluorescence, and supporting strong skeletal development.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eNickel, manganese, iron, and cobalt are crucial for enzymatic and metabolic functions, promoting the production of vivid pigments and fluorescent proteins that make reef aquariums come alive with color. Boron supports coral tissue growth, metabolic balance, and the structural integrity of stony coral skeletons.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block System\u003c\/b\u003e\u003c\/span\u003e utilizes a proprietary \u003ci\u003eindicator element\u003c\/i\u003e to ensure trace elements consumed in the same ratio are replenished proportionally. This precision dosing approach maintains element balance even when levels fall below detectable limits on ICP tests, making it one of the most advanced and reliable trace dosing systems available.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eReplenishes \u003cspan class=\"s1\"\u003e\u003cb\u003enickel, manganese, iron, cobalt, and boron\u003c\/b\u003e\u003c\/span\u003e to maintain optimal coral health.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eEnhances coral coloration, fluorescence, and metabolic function.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eBalances trace element ratios through the Tropic Marin® Block System.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eProvides accurate dosing even for undetectable trace levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eEasy-to-use dropper for \u003c\/span\u003e\u003cb\u003emanual or automated dosing systems\u003c\/b\u003e\u003cspan class=\"s1\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eSupports vibrant reef coloration and long-term stability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eElement Concentrations\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eNickel (Ni):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 50 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eManganese (Mn):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 100 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eIron (Fe):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 75 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eCobalt (Co):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 12 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBoron (B):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 35 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eDosage \u0026amp; Application\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAdd \u003cspan class=\"s1\"\u003e\u003cb\u003e2 ml per 100 L (26 US gal)\u003c\/b\u003e\u003c\/span\u003e daily to raise element levels by approximately:\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eNickel: +1 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eManganese: +2 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eIron: +1.5 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eCobalt: +0.24 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eBoron: +0.7 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum daily dosage:\u003c\/b\u003e\u003c\/span\u003e 4 ml per 100 L (26 US gal).\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStore in a \u003cspan class=\"s1\"\u003e\u003cb\u003ecool, dark place\u003c\/b\u003e\u003c\/span\u003e to preserve stability.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eIngredients\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003ePurified water, inorganic compounds of nickel, manganese, iron, cobalt, and boron.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Iron\u003c\/b\u003e\u003c\/span\u003e delivers the precision and balance your reef deserves — enhancing coral coloration, metabolic efficiency, and trace stability for thriving, brilliantly colored marine life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tropic Marin","offers":[{"title":"1000mL","offer_id":50763365056810,"sku":null,"price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-block-analysis-nickel-tropic-marin-1000ml-1200749256.jpg?v=1761953885"},{"product_id":"block-analysis-strontium-tropic-marin","title":"Block Analysis - Strontium - Tropic Marin","description":"\u003cdiv class=\"product info detailed\"\u003e\n\u003cdiv class=\"product data items mage-tabs-disabled\" role=\"tablist\"\u003e\n\u003cdiv class=\"data item content\" aria-labelledby=\"tab-label-description\" id=\"description\" data-role=\"content\" role=\"tabpanel\" aria-hidden=\"false\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Strontium\u003c\/b\u003e\u003c\/span\u003e is a concentrated trace element solution formulated to replenish \u003cspan class=\"s1\"\u003e\u003cb\u003estrontium and barium\u003c\/b\u003e\u003c\/span\u003e—two essential alkaline earth metals critical for skeletal development in corals, clams, and calcareous algae. These elements naturally occur in seawater but are rapidly depleted in thriving reef systems through coral growth and biological uptake.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStrontium supports the formation and strength of coral skeletons, complementing the role of calcium in building robust, vibrant reef structures. Barium, while required in smaller amounts, plays a similar structural and metabolic role, contributing to healthy, balanced coral growth.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eUsing the \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block System\u003c\/b\u003e\u003c\/span\u003e, this supplement doses both elements in a precise ratio through an indicator-based method. This ensures that trace elements are delivered consistently—even when their concentrations fall below measurable detection limits—maintaining long-term equilibrium in your reef system.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eRestores \u003cspan class=\"s1\"\u003e\u003cb\u003estrontium and barium\u003c\/b\u003e\u003c\/span\u003e levels essential for coral and calcareous algae growth.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003ePromotes stronger skeletons, improved structure, and natural growth patterns.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eUtilizes Tropic Marin’s \u003cspan class=\"s1\"\u003e\u003cb\u003eBlock System\u003c\/b\u003e\u003c\/span\u003e for balanced, ratio-based dosing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eMaintains stability even when element concentrations are below detection thresholds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eEasy dosing with \u003cspan class=\"s1\"\u003e\u003cb\u003eintegrated dropper cap\u003c\/b\u003e\u003c\/span\u003e, suitable for manual or automated use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eElement Concentrations\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eStrontium (Sr):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 50,000 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBarium (Ba):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 66 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eDosage \u0026amp; Application\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAdd \u003cspan class=\"s1\"\u003e\u003cb\u003e2 ml per 100 L (26 US gal)\u003c\/b\u003e\u003c\/span\u003e of aquarium water daily to increase concentrations by approximately:\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eStrontium: +1 mg\/L (ppm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eBarium: +1.32 µg\/L (ppb)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum dosage:\u003c\/b\u003e\u003c\/span\u003e 4 ml per 100 L (26 US gal) daily.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStore in a \u003cspan class=\"s1\"\u003e\u003cb\u003ecool, dark place\u003c\/b\u003e\u003c\/span\u003e to preserve quality and stability.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eIngredients\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003ePurified water, inorganic compounds of strontium and barium.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Strontium\u003c\/b\u003e\u003c\/span\u003e provides precise replenishment of critical structural elements for reef-building corals—ensuring consistent skeletal growth, long-term reef stability, and vibrant marine health.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tropic Marin","offers":[{"title":"1000mL","offer_id":50763371807018,"sku":null,"price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-block-analysis-strontium-tropic-marin-1000ml-1200749255.jpg?v=1761953878"},{"product_id":"block-analysis-zinc-tropic-marin","title":"Block Analysis - Zinc - Tropic Marin","description":"\u003cdiv class=\"product info detailed\"\u003e\n\u003cdiv role=\"tablist\" class=\"product data items mage-tabs-disabled\"\u003e\n\u003cdiv aria-hidden=\"false\" role=\"tabpanel\" data-role=\"content\" id=\"description\" aria-labelledby=\"tab-label-description\" class=\"data item content\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Zinc\u003c\/b\u003e\u003c\/span\u003e is a concentrated trace element supplement designed to restore vital \u003cspan class=\"s1\"\u003e\u003cb\u003ezinc, copper, chromium, and gallium\u003c\/b\u003e\u003c\/span\u003e levels in reef aquariums. These transition metals act as key catalysts in coral metabolism, pigmentation, and overall vitality—bringing out enhanced fluorescence and rich coloration throughout your reef.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eZinc, copper, and chromium are essential for biological and enzymatic functions, playing a direct role in coral tissue metabolism and the development of pocilloporin pigments that make corals glow with brilliant fluorescent tones. Gallium, while less understood, is a naturally occurring trace element in seawater that contributes to maintaining a balanced reef chemistry.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block System\u003c\/b\u003e\u003c\/span\u003e ensures precision dosing by using an indicator element that allows correlated trace elements—those consumed in fixed ratios—to be replenished consistently. This innovative method ensures even the hardest-to-detect elements remain balanced, maintaining stability and preventing deficiencies that could affect coral coloration and health.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eRestores \u003cspan class=\"s1\"\u003e\u003cb\u003ezinc, copper, chromium, and gallium\u003c\/b\u003e\u003c\/span\u003e to optimal levels for coral metabolism and fluorescence.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003ePromotes deeper, more vibrant coloration through natural pigment activation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eSupports coral enzyme function and energy metabolism.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eCompensates for elements below ICP detection thresholds via the \u003cspan class=\"s1\"\u003e\u003cb\u003eBlock System\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eSimple and precise dosing—ideal for both \u003cspan class=\"s1\"\u003e\u003cb\u003emanual and automated systems\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eReef-safe formulation with easy-to-use dropper for accurate measurement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eElement Concentrations\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eZinc (Zn):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 50 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eCopper (Cu):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 32 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eChromium (Cr):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 20 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eGallium (Ga):\u003c\/b\u003e\u003cspan class=\"s1\"\u003e 0.05 mg\/L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eDosage \u0026amp; Application\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAdd \u003cspan class=\"s1\"\u003e\u003cb\u003e2 ml per 100 L (26 US gal)\u003c\/b\u003e\u003c\/span\u003e of aquarium water daily to increase concentrations by approximately:\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eZinc: +1 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eCopper: +0.64 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eChromium: +0.4 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eGallium: +0.001 µg\/L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum dosage:\u003c\/b\u003e\u003c\/span\u003e 4 ml per 100 L (26 US gal) daily.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStore in a \u003cspan class=\"s1\"\u003e\u003cb\u003ecool, dark place\u003c\/b\u003e\u003c\/span\u003e for maximum stability.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eIngredients\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003ePurified water, inorganic compounds of zinc, copper, chromium, and gallium.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTropic Marin® Block Zinc\u003c\/b\u003e\u003c\/span\u003e delivers precision supplementation of essential trace metals that bring your reef’s natural brilliance to life—supporting metabolic balance, vibrant pigmentation, and long-term coral vitality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tropic Marin","offers":[{"title":"1000mL","offer_id":50763374461226,"sku":null,"price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tropic-marin-block-analysis-zinc-tropic-marin-1000ml-1200749254.jpg?v=1761953866"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/collections\/ICP_Water_Analysis_PLUS_6er_Set_28826_copy__74310.1756945671.jpg?v=1761941734","url":"https:\/\/topshelfaquatics.com\/collections\/tropic-marin-blocks.oembed","provider":"Top Shelf Aquatics ","version":"1.0","type":"link"}