{"product_id":"brightwell-aquatics-alkalin8-3-p-powdered-alkalinity-buffer-for-reef-aquariums-regulates-ph-to-8-3-promotes-aragonite-growth-free-of-phosphate-additives-1000g","title":"Brightwell Aquatics Alkalin8.3-P Powdered Alkalinity Buffer for Reef Aquariums – Regulates pH to 8.3, Promotes Aragonite Growth, Free of Phosphate \u0026 Additives, 1000g","description":"\u003cdiv\u003e\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n \u003cp\u003e\u003cspan\u003eBrightwell Aquatics Alkalin8.3-P is a precision-formulated powdered buffer designed to raise alkalinity (KH) and stabilize pH to 8.3 in reef aquariums. Unlike basic one-part buffers, this multi-component blend gradually adjusts water chemistry for improved consistency and reduced stress on livestock. It provides a rich source of carbonates—the primary building blocks of aragonite—for reef-building corals and invertebrates. Regular use supports stronger coral skeletons, helps prevent dangerous pH swings, and compensates for alkalinity depletion caused by respiration, coral calcification, or salt mixes with poor buffering. Each gram increases alkalinity in 1 gallon by 12 dKH, making it ideal for large or heavily-stocked systems. Alkalin8.3-P dissolves cleanly without clouding and does not introduce unwanted phosphate, nitrate, or silicates. It can also be used in systems where CO2 buildup depresses pH. This advanced buffer is especially effective when used alongside Brightwell’s Boost pH+ to improve surface exchange and combat low pH environments. Whether you're dosing to maintain stable parameters or correcting imbalances, Alkalin8.3-P offers reef aquarists unmatched control and performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv id=\"feature-bullets\" class=\"a-section a-spacing-medium a-spacing-top-small\"\u003e\n \u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e STABILIZES pH IN REEF AQUARIUMS Precision powdered buffer blend increases carbonate hardness and raises pH to a stable 8.3 level. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e PROMOTES ARAGONITE SKELETAL FORMATION Supplies essential carbonates that support coral growth and skeletal development in marine reef aquariums. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e MORE POWERFUL THAN COMPETITORS Over 50% stronger than most KH buffers, works efficiently with fewer doses and no unwanted residues. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e PURE FORMULA FREE OF ADDITIVES Contains no phosphate, silicate, or unnecessary fillers; formulated by marine scientists for reef performance. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e AMERICAN-MADE EXCELLENCE – Brightwell 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 \u003cdiv data-csa-c-content-id=\"voyager-product-details-jumplink\" data-csa-c-slot-id=\"voyager-product-details-jumplink\" data-csa-c-type=\"link\" class=\"a-section aok-hidden\"\u003e\n  \u003cspan class=\"caretnext\"\u003e›\u003c\/span\u003e \u003ca id=\"seeMoreDetailsLink\" class=\"a-link-normal\" href=\"#productDetails\"\u003e See more product details \u003c\/a\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv class=\"a-section a-spacing-small a-spacing-top-small\"\u003e\n \u003ctable class=\"a-normal a-spacing-micro\" role=\"list\"\u003e\n  \u003ctbody\u003e\n   \u003ctr class=\"a-spacing-small po-brand\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eBrightwell Aquatics\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-item_weight\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eItem Weight\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003e1 Pounds\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-item_form\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eItem Form\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003ePowder\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-unit_count\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eUnit Count\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003e1 Count\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-manufacturer\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eTopDawg Pet Supply\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n \u003c\/table\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"Buy The Sea Aquatics","offers":[{"title":"4-kg","offer_id":50782985978103,"sku":null,"price":91.95,"currency_code":"USD","in_stock":false},{"title":"20-kg","offer_id":50782986010871,"sku":null,"price":278.32,"currency_code":"USD","in_stock":false},{"title":"250-g","offer_id":50782986043639,"sku":null,"price":12.99,"currency_code":"USD","in_stock":false},{"title":"1000-g","offer_id":50782986076407,"sku":null,"price":33.94,"currency_code":"USD","in_stock":false},{"title":"500-g","offer_id":50782986109175,"sku":null,"price":22.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/9952\/5623\/files\/71cpnC8yQML.jpg?v=1778876083","url":"https:\/\/www.buytheseaaquatics.com\/products\/brightwell-aquatics-alkalin8-3-p-powdered-alkalinity-buffer-for-reef-aquariums-regulates-ph-to-8-3-promotes-aragonite-growth-free-of-phosphate-additives-1000g","provider":"Buy The Sea Aquatics","version":"1.0","type":"link"}