{"product_id":"brightwell-aquatics-calcion-250ml","title":"BRIGHTWELL AQUATICS CALCION","description":"\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cb\u003e\u003cspan lang=\"EN\"\u003eBOOSTS CORAL GROWTH AND STRUCTURE -\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN\"\u003eDelivers essential ionic calcium to support rapid coral, clam, and reef invertebrate skeletal development and strength.\u003cbr\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan lang=\"EN\"\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cb\u003e\u003cspan lang=\"EN\"\u003eHIGHLY CONCENTRATED FOR MAXIMUM EFFECTIVENESS -\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN\"\u003eOver 50% stronger than most competitors—maintains calcium between 412–450 ppm for vibrant reef aquariums.\u003cbr\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan lang=\"EN\"\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cb\u003e\u003cspan lang=\"EN\"\u003ePURE FORMULA WITHOUT ORGANICS OR BINDERS- \u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN\"\u003eFree of phosphate, silicate, EDTA, gluconate, and polygluconate for clean, effective marine water chemistry management.\u003cbr\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan lang=\"EN\"\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cb\u003e\u003cspan lang=\"EN\"\u003eFORMULATED BY MARINE EXPERTS - \u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN\"\u003eMade with ultra-pure water and lab-grade ingredients—backed by marine science and real aquarium testing.\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eAMERICAN-MADE EXCELLENCE\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e–\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBrightwell Aquatics is an industry-leading brand committed to providing innovative and scientifically backed aquatic care products. Made in the USA, we consistently deliver advanced superior quality solutions to elevate the vibrancy and health of your aquarium.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-list-item\"\u003eDescription\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eBrightwell Aquatics Calcion\u003c\/strong\u003e\u003cspan\u003e is a precision-formulated ionic calcium supplement designed to restore and maintain calcium levels in reef aquariums. Calcium is a vital component of aragonite, the mineral that forms the skeletons of corals, clams, tube worms, and other reef-building invertebrates. Maintaining calcium between 412–450 ppm allows for optimal coral growth and health, assuming other conditions such as alkalinity, magnesium, and lighting are within ideal ranges. \u003c\/span\u003e\u003cstrong\u003eCalcion\u003c\/strong\u003e\u003cspan\u003e is significantly stronger than most competing brands and contains no unwanted additives such as EDTA, gluconate, or polygluconate—ensuring a clean, reliable dose every time.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIt’s phosphate- and silicate-free and designed with purified water and lab-grade materials. This highly concentrated liquid makes dosing easy and accurate. Whether you're running a nano reef or a large-scale coral system, \u003c\/span\u003e\u003cstrong\u003eCalcion\u003c\/strong\u003e\u003cspan\u003e provides the ionic calcium reef tanks need to thrive. Regular use supports skeletal development and overall stability in marine aquariums.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-list-item\"\u003eDirections\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan lang=\"EN\"\u003e Basic Use:\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan lang=\"EN\"\u003eShake well. Add 5 ml per 50 gallons every other day to maintain 412–450 ppm calcium.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan lang=\"EN\"\u003e Advanced Use:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col start=\"1\" type=\"1\"\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003eTest calcium levels before dosing.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003eShake well before each use.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003e1 ml raises calcium by 40 ppm per 1 gallon.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003eIf calcium is low, dose up to 10 ml per 20 gallons daily.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003eAfter reaching desired level, measure daily drop in calcium.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003eDivide calcium drop by 40, then multiply by system volume for daily dose in ml.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003eDaily dosing gives more stable calcium levels than weekly dosing.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\"\u003eAlways maintain calcium within +\/-10 ppm for best results.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Atlantis Coral Reef Supply","offers":[{"title":"250ML","offer_id":47973062181031,"sku":"CAL250","price":11.0,"currency_code":"USD","in_stock":true},{"title":"500ML","offer_id":47973062213799,"sku":null,"price":19.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1225\/5143\/files\/FullSizeRender_7c82ffbb-bf70-485f-866e-db019adb9408.jpg?v=1771942621","url":"https:\/\/www.atlantiscoralreefsupply.com\/products\/brightwell-aquatics-calcion-250ml","provider":"Atlantis Coral Reef Supply","version":"1.0","type":"link"}