{"product_id":"seachem-multitest-phosphate","title":"Seachem MultiTest Phosphate","description":"\u003cp\u003e\u003cstrong\u003eSeachem MultiTest Phosphate\u003c\/strong\u003e measures inorganic phosphate down to less than 0.05 mg\/L, with 75 tests in the box. Phosphate is the nutrient most responsible for nuisance algae in both freshwater and saltwater tanks, so keeping an eye on it is one of the simplest ways to stay ahead of an outbreak. It works alongside 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\/maintenance-water-care\"\u003ewater care\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 #1E88E5;padding-left:8px;\"\u003eWhy Test Phosphate\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIt feeds nuisance algae.\u003c\/strong\u003e Hair algae, cyanobacteria, and diatoms all thrive on phosphate. When it climbs, an algae problem usually follows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIt slows coral growth.\u003c\/strong\u003e In a reef, elevated phosphate interferes with calcification, so SPS and LPS keepers keep it very low.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIt sneaks in from everywhere.\u003c\/strong\u003e Fish food, tap water, and decaying matter all add phosphate. Testing tells you whether the source is your water or your husbandry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanted tanks want a little.\u003c\/strong\u003e Live plants use phosphate as a nutrient, so freshwater aquascapers aim for a small, steady level rather than zero.\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 #1E88E5;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 #BBDEFB;padding:6px 10px;background:#E3F2FD;font-weight:600;\"\u003eMeasures\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eInorganic phosphate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;background:#E3F2FD;font-weight:600;\"\u003eSensitivity\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eReads to less than 0.05 mg\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;background:#E3F2FD;font-weight:600;\"\u003eTests per kit\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003e75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;background:#E3F2FD;font-weight:600;\"\u003eWater type\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eFreshwater and marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;background:#E3F2FD;font-weight:600;\"\u003eBest for\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eFighting nuisance algae, reef nutrient control, planted tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;background:#E3F2FD;font-weight:600;\"\u003eBrand \/ origin\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;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 #1E88E5;padding-left:8px;\"\u003eRecommended Pairings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/seachem-phosguard-phosphate-silicate-remover\"\u003eSeachem PhosGuard\u003c\/a\u003e, pull phosphate and silicate back down when your test reads high.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/seachem-multitest-reef-special\"\u003eSeachem MultiTest Reef Special\u003c\/a\u003e, add silicate and iodide testing to phosphate for a full reef nutrient 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 #1E88E5;padding-left:8px;\"\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat phosphate level should I aim for?\u003c\/strong\u003e\u003cbr\u003eIn a reef, keep it very low but not zero, since corals still need a trace. In a planted freshwater tank, a small measurable amount is fine and even helpful. In a fish only tank, lower is better to limit algae.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I bring phosphate down?\u003c\/strong\u003e\u003cbr\u003eRun a phosphate remover like PhosGuard, do water changes with low phosphate water, and cut back on feeding and any decaying material.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it measure organic phosphate too?\u003c\/strong\u003e\u003cbr\u003eThis kit reads inorganic phosphate, the form that fuels algae and that removers target. It is the number most keepers act on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it in both fresh and saltwater?\u003c\/strong\u003e\u003cbr\u003eYes, it is accurate in freshwater and marine aquariums alike.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":48731177910491,"sku":"970","price":16.31,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/multitest-phosphate.jpg?v=1777545401","url":"https:\/\/squeakysaquatics.com\/products\/seachem-multitest-phosphate","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}