{"product_id":"seachem-multitest-marine-ph-alkalinity","title":"Seachem MultiTest Marine pH \u0026 Alkalinity","description":"\u003cp\u003e\u003cstrong\u003eSeachem MultiTest Marine pH \u0026amp; Alkalinity\u003c\/strong\u003e measures the two parameters that keep a saltwater tank stable: pH and alkalinity. With 75 tests in the box, it is built for marine and reef aquariums, and it also works for high pH freshwater setups such as African rift lake cichlid tanks. It fits right in with the rest of our \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/water-testing\"\u003ewater testing gear\u003c\/a\u003e and \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/salt-water\"\u003esaltwater supplies\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 pH and Alkalinity Together\u003c\/h3\u003e\n\u003cp\u003eThese two go hand in hand, which is why Seachem pairs them in one kit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlkalinity\u003c\/strong\u003e is your water's buffering capacity, the reserve that resists pH swings. When alkalinity is healthy, pH stays put.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH\u003c\/strong\u003e is the day to day number your fish and corals actually live in. Watching it alongside alkalinity tells you whether a change is a real trend or just noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor reefs\u003c\/strong\u003e alkalinity is also consumed by growing corals, so tracking it is central to keeping an SPS or LPS tank thriving.\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;\"\u003eMarine and High pH Freshwater\u003c\/h3\u003e\n\u003cp\u003eMost saltwater tanks run a pH around 8.1 to 8.4 with alkalinity in the 8 to 12 dKH range. This kit is dialed in for that high pH window, which also makes it a great fit for African cichlid keepers running hard, alkaline rift lake water. It is not intended for typical low pH community freshwater tanks.\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;\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;margin:6px 0;font-size:0.95em;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;background:#E0F7FA;font-weight:600;\"\u003eMeasures\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003epH and alkalinity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;background:#E0F7FA;font-weight:600;\"\u003eTests per kit\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003e75 total across both parameters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;background:#E0F7FA;font-weight:600;\"\u003eWater type\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eMarine and high pH freshwater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;background:#E0F7FA;font-weight:600;\"\u003eTypical marine targets\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003epH 8.1 to 8.4, alkalinity 8 to 12 dKH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;background:#E0F7FA;font-weight:600;\"\u003eBrand \/ origin\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #B2EBF2;padding:6px 10px;\"\u003eSeachem, made in the USA\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\/seachem-marine-buffer-saltwater-ph-83\"\u003eSeachem Marine Buffer\u003c\/a\u003e, raise and hold marine pH at 8.3 when your test reads low.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/seachem-reef-buffer-ph-alkalinity-83\"\u003eSeachem Reef Buffer\u003c\/a\u003e, lift both pH and alkalinity together in a reef tank.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/seachem-multitest-marine-basic\"\u003eSeachem MultiTest Marine Basic\u003c\/a\u003e, cover pH and alkalinity alongside ammonia, nitrite, and nitrate.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/seachem-reef-status-calcium\"\u003eSeachem Reef Status Calcium\u003c\/a\u003e, add precise calcium testing for a fuller reef panel.\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;\"\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should my numbers be?\u003c\/strong\u003e\u003cbr\u003eFor most marine and reef tanks, aim for a pH around 8.1 to 8.4 and alkalinity between 8 and 12 dKH. Stability matters more than hitting an exact figure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this in a freshwater tank?\u003c\/strong\u003e\u003cbr\u003eOnly for high pH, hard water setups like African rift lake cichlids. It is calibrated for the alkaline range and is not suited to typical low pH community tanks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it test calcium or magnesium?\u003c\/strong\u003e\u003cbr\u003eNo, this kit covers pH and alkalinity. For calcium and magnesium, add our Reef Status Calcium and Reef Status Magnesium kits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many tests do I get?\u003c\/strong\u003e\u003cbr\u003e75 tests spread across pH and alkalinity, enough for months of regular checks.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":48731179385051,"sku":"940","price":16.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/0940-MT-Marine-pH-_-Alkalinity.png?v=1777545487","url":"https:\/\/squeakysaquatics.com\/products\/seachem-multitest-marine-ph-alkalinity","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}