{"product_id":"fritz-nitrate-test-kit-aquarium","title":"Fritz Nitrate Test Kit","description":"\u003cp\u003eThe \u003cstrong\u003eFritz Nitrate Test Kit\u003c\/strong\u003e is a liquid reagent test that measures nitrate (NO\u003csub\u003e3\u003c\/sub\u003e\u003csup\u003e-\u003c\/sup\u003e) in freshwater and saltwater aquariums. Nitrate is the end product of your tank's nitrogen cycle — low levels mean a healthy, biologically stable system, while high nitrate fuels nuisance algae, stresses fish and corals, and stunts plant and coral growth. Pair with the rest of our \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/water-testing\"\u003ewater testing\u003c\/a\u003e kits and \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/maintenance-water-care\"\u003ewater care\u003c\/a\u003e supplies.\u003c\/p\u003e\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 This Test Kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-bottle titration\u003c\/strong\u003e — more accurate than test strips for the most-targeted reef and planted-tank ranges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks in both freshwater and saltwater\u003c\/strong\u003e — one kit covers tropical communities, African cichlids, planted tanks, FOWLR, and reef systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnose algae and water-quality issues\u003c\/strong\u003e — nitrate creep is the most common cause of nuisance algae, cyano, and stressed livestock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycling confirmation\u003c\/strong\u003e — once nitrate starts climbing while ammonia and nitrite read zero, your nitrogen cycle is complete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA\u003c\/strong\u003e by Fritz Aquatics, the same brand behind FritzZyme bacteria, Fritz Complete conditioner, and the rest of our \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/fritz\"\u003eFritz lineup\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\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;\"\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eRinse the included test tube with aquarium water, then fill to the marked line.\u003c\/li\u003e\n\u003cli\u003eAdd the specified number of drops from \u003cstrong\u003eBottle #1\u003c\/strong\u003e, cap, and invert to mix.\u003c\/li\u003e\n\u003cli\u003eShake \u003cstrong\u003eBottle #2\u003c\/strong\u003e vigorously for the time listed on the instructions, then add the specified drops and invert again.\u003c\/li\u003e\n\u003cli\u003eWait the listed development time, then compare against the printed color chart in natural daylight or a neutral white light.\u003c\/li\u003e\n\u003cli\u003eRecord the result in your tank log and adjust water-change schedule, feeding, or nitrate-reducing media as needed.\u003c\/li\u003e\n\u003c\/ol\u003e\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 10px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;font-weight:600;width:40%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eFritz Aquatics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;font-weight:600;\"\u003eTests for\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eNitrate (NO\u003csub\u003e3\u003c\/sub\u003e\u003csup\u003e-\u003c\/sup\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;font-weight:600;\"\u003eMethod\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eLiquid reagent, 2-bottle titration with color comparator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;font-weight:600;\"\u003eWater Type\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eFreshwater and Saltwater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;font-weight:600;\"\u003eIncludes\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eReagent bottles, test tube, color comparator card, instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;font-weight:600;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #BBDEFB;padding:6px 10px;\"\u003eMade in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\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\/fritz-ammonia-test-strips-freshwater-saltwater\"\u003eFritz Ammonia Test Strips\u003c\/a\u003e — first stop when something is off.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fritz-nitrite-test-kit-aquarium\"\u003eFritz Nitrite Test Kit\u003c\/a\u003e — the middle step of the nitrogen cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fritz-phosphate-test-kit-po4-freshwater-saltwater\"\u003eFritz Phosphate Test Kit\u003c\/a\u003e — nitrate's algae-fueling partner.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fritz-master-test-kit-freshwater-saltwater-aquarium\"\u003eFritz Master Test Kit\u003c\/a\u003e — five-in-one bundle if you want full coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/bulldawg-reef-juice-no3-po4-eliminator-reef-nutrient-reducer\"\u003eBulldawg Reef Juice NO3 \u0026amp; PO4 Eliminator\u003c\/a\u003e — drop high nitrate without skipping water changes.\u003c\/li\u003e\n\u003c\/ul\u003e\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's a \"safe\" nitrate level?\u003c\/strong\u003e\u003cbr\u003eIt depends on the system. Freshwater communities are usually fine under 20–40 ppm. Planted tanks tolerate higher levels because plants consume nitrate. Reef tanks are the strictest — most aim for 1–10 ppm; SPS-dominant systems target the low end.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this in a new tank that's still cycling?\u003c\/strong\u003e\u003cbr\u003eYes — watching nitrate rise from zero is how you confirm your cycle is finishing. Pair with ammonia and nitrite tests until all three settle into their target ranges.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should I test?\u003c\/strong\u003e\u003cbr\u003eWeekly for established tanks, or anytime livestock acts off, you see new algae growth, or you change a maintenance routine. Test before and after big water changes to dial in your schedule.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLiquid test vs. test strips — which should I buy?\u003c\/strong\u003e\u003cbr\u003eLiquid titration is more accurate at the low ranges that matter for reef and planted tanks. Strips are faster for quick checks of established freshwater systems. Most hobbyists keep both.\u003c\/p\u003e","brand":"Fritz","offers":[{"title":"Default Title","offer_id":48743157498075,"sku":"04003","price":13.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/image_d10df59b-7a47-4f7f-abbe-01b8fd6fdd9a.png?v=1777924302","url":"https:\/\/squeakysaquatics.com\/products\/fritz-nitrate-test-kit-aquarium","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}