{"product_id":"quantum-sweet-coralline","title":"Quantum Sweet Coralline","description":"\u003cp\u003e\u003cstrong\u003eQuantum Sweet Coralline\u003c\/strong\u003e is a concentrated liquid supplement that feeds the major, minor, and trace elements coralline algae needs to spread and thrive, while gently raising pH and helping to stabilize alkalinity. That signature pink and purple encrusting algae gives a reef or FOWLR aquarium a mature, established look and competes with nuisance algae for hard surfaces. For steady core parameters, pair it with the \u003ca href=\"https:\/\/squeakysaquatics.com\/products\/quantum-aragonite-a-calcium\"\u003eQuantum Aragonite 3-part system\u003c\/a\u003e and browse our full range of \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/additives-supplements\"\u003ereef additives and supplements\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eWhy Reef Keepers Use It\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeeds coralline algae.\u003c\/strong\u003e Supplies calcium, carbonate, magnesium, potassium, strontium, iodide, and minor trace elements in a single bottle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuffers while it doses.\u003c\/strong\u003e Helps raise pH and stabilize alkalinity to support overall reef stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks across system types.\u003c\/strong\u003e Suitable for FOWLR, LPS, mixed, NPS, and SPS tanks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean formula.\u003c\/strong\u003e Made with deionized water for purity, produced by Quantum in Australia.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eHow to Use\u003c\/h3\u003e\n\u003cp\u003eAdd 1 mL per 100 L (26 US gal) once per week, or as needed to stimulate coralline algae growth. Maintain pH between 8.2 and 8.5, and never raise pH by more than 0.2 in a single day.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePro tip from Quantum:\u003c\/strong\u003e to spread coralline you already have, switch off your return and circulation pumps, then use a clean toothbrush to gently brush a small patch of coralline algae. Let the fragments settle onto your rock and glass, then turn the pumps back on. In time those fragments take hold and grow.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eTarget Water Parameters\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;margin:8px 0;font-size:0.95em;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eCalcium\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e350-470 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eAlkalinity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e7.4-11.2 dKH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eMagnesium\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e1080-1450 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003ePotassium\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e300-410 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eChoose Your Size\u003c\/h3\u003e\n\u003cp\u003eA little goes a long way at 1 mL per 100 L, so match the bottle to your system volume and how many tanks you dose. The 5 L is the value pick for large systems and frag rooms.\u003c\/p\u003e\n\u003ctable style=\"border-collapse:collapse;margin:8px 0;font-size:0.95em;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003e250 ml\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eNano and small reef tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003e500 ml\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eStandard reef tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003e1000 ml (1 L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eLarge or multiple tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003e5000 ml (5 L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eBig systems and frag rooms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;margin:8px 0;font-size:0.95em;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eQuantum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eForm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eLiquid coralline algae supplement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eKey elements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eCalcium, carbonate, magnesium, potassium, strontium, iodide, trace elements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eBase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eDeionized water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eSuitable for\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eFOWLR, LPS, mixed, NPS, SPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eReef safe\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eDose\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e1 mL per 100 L (26 US gal) weekly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e250 ml, 500 ml, 1 L, 5 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e\u003cstrong\u003eMade in\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eAustralia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eRecommended Pairings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/quantum-aragonite-a-calcium\"\u003eQuantum Aragonite A (Calcium)\u003c\/a\u003e, \u003ca href=\"https:\/\/squeakysaquatics.com\/products\/quantum-aragonite-b-alkalinity\"\u003eAragonite B (Alkalinity)\u003c\/a\u003e, and \u003ca href=\"https:\/\/squeakysaquatics.com\/products\/quantum-aragonite-c-magnesium\"\u003eAragonite C (Magnesium)\u003c\/a\u003e for your core reef parameters\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/quantum-bio-enhance\"\u003eQuantum Bio-Enhance\u003c\/a\u003e for biological support\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/brightwell-aquatics-coralline-accelerator-500ml\"\u003eBrightwell Coralline Accelerator\u003c\/a\u003e as an alternative coralline booster\u003c\/li\u003e\n\u003cli\u003eBrowse all \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/corals\"\u003ecorals\u003c\/a\u003e and \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/salt-water\"\u003esaltwater supplies\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow soon will I see coralline spread?\u003c\/strong\u003e Coralline is slow by nature. With stable parameters, moderate light, and weekly dosing, most reefers notice new purple spots over several weeks to a few months.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it turn my rock purple overnight?\u003c\/strong\u003e No. Sweet Coralline supplies the building blocks for growth, and the algae still grows at its own pace. Consistency is what pays off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it safe in a fish-only (FOWLR) tank?\u003c\/strong\u003e Yes. It is suitable for FOWLR, LPS, mixed, NPS, and SPS systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this replace my calcium and alkalinity dosing?\u003c\/strong\u003e No, it complements them. Keep meeting your tank's main calcium and alkalinity demand with a dedicated supplement such as the Quantum Aragonite system, and use Sweet Coralline to target coralline growth.\u003c\/p\u003e","brand":"Quantum USA","offers":[{"title":"250 ml","offer_id":49226696327387,"sku":"swcor250","price":21.49,"currency_code":"USD","in_stock":false},{"title":"500 ml","offer_id":49226696360155,"sku":"swcor500","price":29.49,"currency_code":"USD","in_stock":false},{"title":"1000 ml (1 L)","offer_id":49226696392923,"sku":"swcor1000","price":44.99,"currency_code":"USD","in_stock":false},{"title":"5000 ml (5 L)","offer_id":49226696425691,"sku":"swcor5000","price":145.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/Sweet-Coralline.png?v=1788605382","url":"https:\/\/squeakysaquatics.com\/products\/quantum-sweet-coralline","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}