{"product_id":"seachem-marine-buffer-saltwater-ph-83","title":"Seachem Marine Buffer","description":"\u003cp\u003e\u003cstrong\u003eSeachem Marine Buffer\u003c\/strong\u003e safely raises and holds marine pH at 8.3, the target range for saltwater and reef aquariums. Unlike plain sodium bicarbonate, it is a blended buffer that will not push pH above 8.3 even if you overdose, so it is forgiving and easy to use. Each dose also nudges alkalinity up by about 1 meq\/L, helping stabilize the whole carbonate system. Browse our full range of \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/additives-supplements\"\u003eadditives and supplements\u003c\/a\u003e and the rest of the \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/seachem\"\u003eSeachem lineup\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin: 16px 0 4px; font-size: 1.05em; font-weight: 600; line-height: 1.25; border-left: 4px solid #006064; padding-left: 8px;\"\u003eWhy Reefers Use It\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTargets pH 8.3.\u003c\/strong\u003e Brings low saltwater pH up to the ideal marine range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWill not overshoot.\u003c\/strong\u003e It cannot raise pH above 8.3, even if you add too much.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlended formula.\u003c\/strong\u003e Carbonate and bicarbonate salts of sodium, magnesium, calcium, strontium, and potassium, not just baking soda.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports alkalinity.\u003c\/strong\u003e Each dose raises alkalinity by roughly 1 meq\/L.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin: 16px 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\u003eTo raise pH, add 5 g (1 level teaspoon) for every 80 litres (about 20 US gallons) once daily until pH stabilizes at 8.3, which can take anywhere from a day to a week. Raise pH gradually, no more than about 0.2 units per day, to avoid stressing livestock. Once stable, dose every two to four weeks as needed to hold 8.3. Always test pH and alkalinity before and during dosing.\u003c\/p\u003e\n\u003ch3 style=\"margin: 16px 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\u003ctable style=\"border-collapse: collapse; width: 100%; font-size: 0.95em; margin: 6px 0 4px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #E0F7FA;\"\u003e\n\u003cth style=\"border: 1px solid #B2EBF2; padding: 7px 10px; text-align: left;\"\u003eSize\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #B2EBF2; padding: 7px 10px; text-align: left;\"\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003e50 g\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003enano and small marine tanks, occasional correction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003e250 g\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003ea single reef tank, regular maintenance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003e500 g\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003elarger tanks or frequent dosing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003e1 kg\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003ebig systems and fish rooms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"margin: 16px 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; width: 100%; font-size: 0.95em; margin: 6px 0 4px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px; width: 38%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003eSeachem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003eMarine pH buffer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eTargets\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003epH 8.3 (will not overshoot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eAlkalinity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003eRaises alkalinity by about 1 meq\/L per dose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eComposition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003eBlended carbonate and bicarbonate salts (Na, Mg, Ca, Sr, K)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eForm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003ePowder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eWater type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003eSaltwater and reef only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eDose to raise\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e5 g (1 tsp) per 80 L (about 20 gal) daily until 8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e\u003cstrong\u003eSizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #B2EBF2; padding: 7px 10px;\"\u003e50 g, 250 g, 500 g, 1 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"margin: 16px 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\/collections\/water-testing\"\u003epH and alkalinity test kits\u003c\/a\u003e to track your numbers before and during dosing.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/salt-mixes\"\u003eSalt mixes\u003c\/a\u003e for water changes that support stable chemistry.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/additives-supplements\"\u003eAdditives and supplements\u003c\/a\u003e to round out calcium, magnesium, and trace elements.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/salt-water\"\u003eSaltwater livestock and supplies\u003c\/a\u003e for the rest of your reef.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin: 16px 0 4px; font-size: 1.05em; font-weight: 600; line-height: 1.25; border-left: 4px solid #006064; padding-left: 8px;\"\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill Marine Buffer push my pH too high?\u003c\/strong\u003e\u003cbr\u003eNo. It is designed to stop at 8.3 and will not raise pH above that level, even if overdosed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it in a freshwater tank?\u003c\/strong\u003e\u003cbr\u003eNo. Marine Buffer is for saltwater and reef tanks only. For freshwater, use a freshwater alkaline buffer instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it raise alkalinity as well as pH?\u003c\/strong\u003e\u003cbr\u003eYes. Each dose raises alkalinity by roughly 1 meq\/L, which helps keep the carbonate system stable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow quickly should I raise pH?\u003c\/strong\u003e\u003cbr\u003eGo slowly. Aim to raise pH no more than about 0.2 units per day so corals, fish, and invertebrates are not stressed.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"50 g","offer_id":48755918209243,"sku":"344","price":3.87,"currency_code":"USD","in_stock":false},{"title":"250 g","offer_id":48755918242011,"sku":"346","price":7.47,"currency_code":"USD","in_stock":true},{"title":"500 g","offer_id":48755918274779,"sku":"343","price":12.75,"currency_code":"USD","in_stock":false},{"title":"1 kg","offer_id":48755918307547,"sku":"347","price":23.16,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/0344-Marine-Buffer-50-g.png?v=1778230487","url":"https:\/\/squeakysaquatics.com\/products\/seachem-marine-buffer-saltwater-ph-83","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}