{"product_id":"sera-chlorine-test","title":"sera Chlorine Test","description":"\u003cp\u003eThe sera Chlorine Test (Cl) is a quick reagent test for detecting chlorine in your aquarium or tap water. Chlorine and chloramine are added to municipal water and are highly toxic to fish, invertebrates, and the beneficial bacteria in your filter. This test lets you confirm your water conditioner has fully neutralized chlorine before you add new water, protecting your livestock during water changes and top-offs. Pair it with a quality water conditioner and the rest of our \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/water-testing\"\u003ewater test kits\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 #1E88E5;padding-left:8px;\"\u003eWhy test for chlorine\u003c\/h3\u003e\n\u003cp\u003eEven small amounts of chlorine damage fish gills, stress invertebrates, and can crash your biological filter. Tap water chlorine levels vary by municipality and season, and a standard dose of conditioner is not always enough. Testing confirms your water is safe before it ever reaches your tank.\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 #1E88E5;padding-left:8px;\"\u003eHow to use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRinse the test vial with the water to be tested\u003c\/li\u003e\n\u003cli\u003eAdd the sera reagent exactly as directed in the instructions\u003c\/li\u003e\n\u003cli\u003eCompare the resulting color against the sera color chart to read the chlorine level\u003c\/li\u003e\n\u003cli\u003eIf chlorine is present, add more water conditioner and retest before using the water\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size:0.9em;color:#666;\"\u003eFollow the included sera instructions for exact drop counts. Suitable for freshwater and marine aquariums.\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 #1E88E5;padding-left:8px;\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.95em;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003esera\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003e\u003cstrong\u003eMeasures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003eChlorine (Cl)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003e\u003cstrong\u003eReagent volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003e15 mL, one reagent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003e\u003cstrong\u003eWater type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003eFreshwater and saltwater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003e\u003cstrong\u003eMethod\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003eReagent drops with color comparison\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #BBDEFB;\"\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\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 #1E88E5;padding-left:8px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy test for chlorine?\u003c\/strong\u003e Chlorine and chloramine in tap water are toxic to aquarium life. Testing confirms your dechlorinator worked before the water reaches your fish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work in both fresh and saltwater?\u003c\/strong\u003e Yes, it is suitable for freshwater and marine aquariums.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I remove chlorine?\u003c\/strong\u003e Use a water conditioner or dechlorinator, then retest to confirm the chlorine is neutralized.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen should I test?\u003c\/strong\u003e After water changes, whenever you use new tap water, or if fish show distress following a change.\u003c\/p\u003e","brand":"Sera","offers":[{"title":"Default Title","offer_id":48742896304347,"sku":"04810","price":16.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/sera-cl-square.jpg?v=1787486219","url":"https:\/\/squeakysaquatics.com\/products\/sera-chlorine-test","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}