{"product_id":"copper-sulphate-for-pools-algaecide","title":"Cleansol Copper Sulphate for Pools (Algaecide)","description":"\u003cp\u003e\u003cstrong\u003eCleansol Copper Sulphate for Pools\u003c\/strong\u003e is \u003cstrong\u003e98% pure copper sulphate (blue crystal powder)\u003c\/strong\u003e – a proven algaecide that works alongside chlorine to stop \u003cstrong\u003egreen, black and mustard algae\u003c\/strong\u003e coming back. A tiny dose – about \u003cstrong\u003e1 g per 1,000 litres\u003c\/strong\u003e – releases copper ions that algae cannot survive, helping keep pools, fountains and water features clear and blue between chlorine doses. Packs: \u003cstrong\u003e1 kg, 5 kg and 25 kg bag\u003c\/strong\u003e. Supplied by Cleansol, Jodhpur, since 2002.\u003c\/p\u003e\n\u003cp style=\"background: #EAF6FD; box-shadow: inset 5px 0 0 #0B5A8C; border-radius: 10px; padding: 12px 16px; margin: 10px 0;\"\u003e\u003cstrong\u003e98% pure · Bright blue crystal powder · Dissolves fully · 24-month shelf life\u003c\/strong\u003e\u003cbr\u003eFirst dose \u003cstrong\u003e1 g per 1,000 L\u003c\/strong\u003e · monthly top-up \u003cstrong\u003e0.5 g per 1,000 L\u003c\/strong\u003e – a 50,000 L pool needs only about 350 g a year\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eAt a glance\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eChemical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eCopper sulphate pentahydrate (CuSO₄·5H₂O), CAS 7758-99-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003ePurity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e98% minimum (about 25% copper)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eForm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eBright blue crystal powder, odourless, fully water-soluble\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eWorks as\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eAlgaecide – prevents green, black and mustard algae; works with chlorine, does not replace it\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eFirst dose\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e1 g per 1,000 litres (gives about 0.25 ppm copper)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eMonthly top-up\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e0.5 g per 1,000 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eTarget in pool\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eCopper 0.2–0.4 ppm – never above 0.5 ppm · pH 7.2–7.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eUsed for\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eSwimming pools, fountains, water features and decorative water bodies without fish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003ePacks\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e1 kg · 5 kg · 25 kg bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB; width: 36%;\"\u003e\u003cstrong\u003eShelf life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e24 months from date of manufacture, stored dry and closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eHow copper stops algae\u003c\/h3\u003e\n\u003cp\u003eWhen copper sulphate dissolves, it releases \u003cstrong\u003ecopper ions\u003c\/strong\u003e. These ions damage the cells of algae and stop them from growing, so algae cannot take hold on walls, steps and corners. Chlorine kills germs fast but is used up quickly by sun and swimmers; copper stays in the water much longer and keeps working as a \u003cstrong\u003eback-up against algae\u003c\/strong\u003e between chlorine doses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e copper is an algaecide, not a sanitiser. It does not kill bacteria quickly enough to keep swimmers safe, so always keep free chlorine at 2–3 ppm with \u003ca href=\"\/products\/tcca-90-chlorine-granules-for-swimming-pool\"\u003eTCCA 90\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eDose chart by pool size\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003ePool size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003eFirst dose (1 g \/ 1,000 L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003eMonthly top-up (0.5 g \/ 1,000 L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e10,000 L (plunge pool)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e10 g\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e5 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e25,000 L\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e25 g\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e12.5 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e50,000 L (villa pool)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e50 g\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e25 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e1,00,000 L\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e100 g\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e2,00,000 L (hotel pool)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e200 g\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e100 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e4,00,000 L (club \/ 25 m pool)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e400 g\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e200 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"font-size: 13px; color: #4A6A86;\"\u003ePool volume (litres) = length × width × average depth (in metres) × 1,000. Use a kitchen scale – 1 level tablespoon of powder is roughly 12–15 g. Or use our \u003ca href=\"\/pages\/cleaning-calculators#calc-pool\"\u003ePool Calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eHow to add it – step by step\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest first.\u003c\/strong\u003e Bring pH to 7.2–7.6 and free chlorine to 2–3 ppm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeigh\u003c\/strong\u003e the dose from the chart above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDissolve\u003c\/strong\u003e it fully in a \u003cstrong\u003eplastic\u003c\/strong\u003e bucket of water – never use an iron, steel or aluminium bucket or scoop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePour slowly\u003c\/strong\u003e in front of the return inlets with the pump running, walking around the pool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRun the pump\u003c\/strong\u003e for at least 8 hours. Best added in the evening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepeat\u003c\/strong\u003e with the half dose once a month – not the full dose.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp style=\"background: #EAF6FD; box-shadow: inset 5px 0 0 #C62828; border-radius: 10px; padding: 12px 16px; margin: 10px 0;\"\u003e\u003cstrong\u003eNever add a full dose every month.\u003c\/strong\u003e Copper does not get used up like chlorine – it builds up. Too much copper is the most common reason a pool turns \u003cstrong\u003egreen or teal even when chlorine is fine\u003c\/strong\u003e, and it can stain tiles and turn blonde hair green.\u003c\/p\u003e\n\u003cp style=\"background: #EAF6FD; box-shadow: inset 5px 0 0 #C62828; border-radius: 10px; padding: 12px 16px; margin: 10px 0;\"\u003e\u003cstrong\u003eNot a colour for the water.\u003c\/strong\u003e Copper sulphate does not make pool water blue at the safe dose – and adding extra \"to make it blue\" is an overdose that turns water green-blue, stains tiles and harms birds that drink from open pools. Blue water comes from clean, clear, well-filtered water.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003e\"My pool turned green after adding copper\" – why it happens\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003eCause\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003eWhat you see\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003eWhat to do\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003eOverdose \/ build-up\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eClear but green-blue or teal water\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eStop copper doses for 2–3 months; partly drain and refill if the colour is strong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003epH above 7.8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eWater goes cloudy-green, blue-green stains on tiles and steps\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eBring pH down to 7.2–7.4 with \u003ca href=\"\/products\/ph-down-ph-reducer-for-swimming-pool\"\u003eCleansol pH Down\u003c\/a\u003e; brush and filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003eCopper added right after a chlorine shock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eWater suddenly turns green or brown\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eWait 24 hours after any shock before adding copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003eAlgae already growing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eSlimy green walls, cloudy water\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eCopper prevents algae – it does not clear a green pool. Shock with chlorine first, then add copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"background: #F2FAFE; border: 1.5px solid #B9E1F5; border-radius: 14px; padding: 14px 16px; margin: 14px 0;\"\u003e\n\u003cspan style=\"display: inline-block; background: #D6EEFB; color: #0B5A8C; font-size: 11px; font-weight: 800; letter-spacing: .12em; padding: 3px 10px; border-radius: 999px;\"\u003eFREE GUIDE\u003c\/span\u003e\u003cbr\u003e\u003cstrong style=\"font-size: 16px; color: #0B5A8C;\"\u003eCopper sulphate for swimming pools – the complete guide\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px;\"\u003eDose chart for every pool size, step-by-step dosing, algae green vs copper green, and how to fix copper-green water and stains.\u003c\/span\u003e\n\u003cdiv style=\"margin-top: 10px;\"\u003e\u003ca href=\"\/blogs\/cleaning-tips-guides\/copper-sulphate-for-swimming-pool-dose-green-water\" style=\"display: inline-block; background: #FFFFFF; color: #0B5A8C; border: 2px solid #0B5A8C; font-weight: 800; text-decoration: none; padding: 8px 18px; border-radius: 999px;\"\u003eRead the guide →\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eFull green-pool rescue plan: \u003ca href=\"\/blogs\/cleaning-tips-guides\/pool-still-green-after-chlorine-cloudy-smell-bugs-fix\"\u003ePool still green after chlorine? Cloudy water, smell and bugs – the fix\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eWhich pack is right for you?\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003ePack\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px; background: #D6EEFB;\"\u003e\u003cstrong\u003eBest for\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e1 kg\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eHome and villa pools, fountains – about 3 years of use for a 50,000 L pool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e5 kg\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003eHotel, society and club pools, or several pools at one site\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003e\u003cstrong\u003e25 kg bag\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #C9E6F5; padding: 6px 10px;\"\u003ePool contractors, resorts, water parks and maintenance companies – shipping charged by PIN code\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"font-size: 13px; color: #4A6A86;\"\u003eNeed copper sulphate for farming, Bordeaux mixture or lab use? See \u003ca href=\"\/products\/copper-sulphate-neela-thotha\"\u003eCleansol Copper Sulphate (Neela Thotha)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv style=\"background: #F2FAFE; border: 1.5px solid #B9E1F5; border-radius: 14px; padding: 14px 16px; margin: 14px 0;\"\u003e\n\u003cspan style=\"display: inline-block; background: #D6EEFB; color: #0B5A8C; font-size: 11px; font-weight: 800; letter-spacing: .12em; padding: 3px 10px; border-radius: 999px;\"\u003eCOMPLETE POOL CARE\u003c\/span\u003e\u003cbr\u003e\u003cstrong style=\"font-size: 16px; color: #0B5A8C;\"\u003eEverything for crystal-clear water\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px;\"\u003eTest with the \u003ca href=\"\/products\/swimming-pool-ph-and-chlorine-testing-kit\"\u003epH \u0026amp; Chlorine Test Kit\u003c\/a\u003e, sanitise with \u003ca href=\"\/products\/tcca-90-chlorine-granules-for-swimming-pool\"\u003eTCCA 90\u003c\/a\u003e, prevent algae with Copper Sulphate, clear cloudy water with \u003ca href=\"\/products\/cleansol-floc-powder-flocculation-agent\"\u003ePool Floc Powder\u003c\/a\u003e, and shock with \u003ca href=\"\/products\/cleansol-sodium-hypochlorite-10-12-surface-disinfectant-sanitizer\"\u003eSodium Hypochlorite\u003c\/a\u003e.\u003c\/span\u003e\n\u003cdiv style=\"margin-top: 10px;\"\u003e\u003ca href=\"\/collections\/pool-care\" style=\"display: inline-block; background: #FFFFFF; color: #0B5A8C; border: 2px solid #0B5A8C; font-weight: 800; text-decoration: none; padding: 8px 18px; border-radius: 999px;\"\u003eSee all pool care →\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eWhy choose Cleansol\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e98% pure:\u003c\/strong\u003e bright blue crystals that dissolve fully – no fillers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonest dosing:\u003c\/strong\u003e a clear first-dose and half-dose routine that avoids the copper build-up behind most \"green pool\" problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted since 2002:\u003c\/strong\u003e supplying pool chemicals to hotels, resorts, clubs and contractors from Jodhpur.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong shelf life:\u003c\/strong\u003e 24 months when stored dry and closed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhatsApp support\u003c\/strong\u003e from our team on 98290 05860, and a \u003cstrong\u003eGST invoice\u003c\/strong\u003e on every order.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eSafety \u0026amp; storage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHarmful if swallowed.\u003c\/strong\u003e Causes skin and serious eye irritation. Wear gloves and eye protection; avoid breathing the dust.\u003c\/li\u003e\n\u003cli\u003eIf it gets in the eyes, rinse with plenty of water for 15 minutes and see a doctor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVery toxic to fish and aquatic life.\u003c\/strong\u003e Do not use in fish ponds, aquariums or lakes, and do not empty pool water into drains that lead to rivers or ponds right after dosing.\u003c\/li\u003e\n\u003cli\u003eDo not mix with other chemicals. Use plastic buckets and scoops only – copper sulphate corrodes iron, steel and aluminium.\u003c\/li\u003e\n\u003cli\u003eNot for pools sanitised with biguanide (PHMB) instead of chlorine.\u003c\/li\u003e\n\u003cli\u003eStore in the original closed container in a cool, dry place, away from sunlight and out of reach of children.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin-top: 14px; margin-bottom: 6px;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdetails\u003e\u003csummary\u003eHow much copper sulphate should I add to my pool?\u003c\/summary\u003e\n\u003cp\u003eFirst dose 1 g per 1,000 litres, then 0.5 g per 1,000 litres once a month. A 50,000 L pool needs 50 g the first time and 25 g a month after that.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan copper sulphate clear a green pool?\u003c\/summary\u003e\n\u003cp\u003eNo – it prevents algae but does not clear an algae bloom quickly. Shock the pool with chlorine, brush, filter until the water is clear, then add copper 24 hours later to stop it coming back.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhy did my pool turn green after adding copper sulphate?\u003c\/summary\u003e\n\u003cp\u003eUsually too much copper (a full dose added every month), pH above 7.8, or copper added right after a chlorine shock. Stop copper doses, bring pH to 7.2–7.4, brush and filter. If the colour is strong, drain and refill part of the pool.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWill it turn hair green or stain tiles?\u003c\/summary\u003e\n\u003cp\u003eNot at the correct dose with pH 7.2–7.6. Green hair and blue-green stains happen when copper goes above 0.5 ppm or pH is high.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes copper sulphate replace chlorine?\u003c\/summary\u003e\n\u003cp\u003eNo. Copper only controls algae. Keep free chlorine at 2–3 ppm with TCCA 90 for safe, germ-free water.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I add copper sulphate and chlorine together?\u003c\/summary\u003e\n\u003cp\u003eYes, both can be in the pool, but never mix them in the same bucket, and wait 24 hours after a chlorine shock before adding copper.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I check the copper level?\u003c\/summary\u003e\n\u003cp\u003eUse copper test strips or a copper test kit. Keep it at 0.2–0.4 ppm; stop dosing if it is above 0.5 ppm.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it safe to swim after adding it?\u003c\/summary\u003e\n\u003cp\u003eAt 0.2–0.4 ppm copper is far below the WHO drinking-water guideline of 2 mg per litre. Wait until it has fully mixed – about 4 hours with the pump running – before swimming.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I use copper sulphate to make the water blue?\u003c\/summary\u003e\n\u003cp\u003eNo. At the safe dose it does not change the colour. Enough copper to tint the water is an overdose – it turns water green-blue, stains tiles, turns hair green and harms birds and fish. Blue water comes from clean, clear, well-filtered water.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eBirds drink from my open pool – is it safe?\u003c\/summary\u003e\n\u003cp\u003eKeep copper at 0.2–0.4 ppm and never overdose. Birds also bring germs and algae spores, so keep chlorine at 2–3 ppm and skim and clean the edges daily.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I use it in a fountain or fish pond?\u003c\/summary\u003e\n\u003cp\u003eFountains and water features without fish – yes, same dose. Fish ponds and aquariums – no, copper is very toxic to fish.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is the difference between this and Neela Thotha?\u003c\/summary\u003e\n\u003cp\u003eBoth are copper sulphate. This pack comes with pool-specific dosing guidance and pool-sized packs. For farming and other uses, see Copper Sulphate (Neela Thotha).\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow long does it last in storage?\u003c\/summary\u003e\n\u003cp\u003e24 months from manufacture, kept dry, tightly closed and out of sunlight.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDo you supply hotels and pool contractors?\u003c\/summary\u003e\n\u003cp\u003eYes – 25 kg bags with GST invoice and regular supply. WhatsApp 98290 05860 for bulk prices.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cp style=\"font-size: 13px; color: #4A6A86; margin-top: 12px;\"\u003e\u003cem\u003eCopper sulphate pentahydrate (CuSO₄·5H₂O) 98%, blue crystal powder – algaecide for swimming pools, fountains and water features. Dosing information is general guidance; follow your test readings and local regulations. For bulk queries, email info@cleansol.in.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cleansol","offers":[{"title":"1 kg","offer_id":40488225308870,"sku":"CuSO4 - 1 kg","price":549.0,"currency_code":"INR","in_stock":true},{"title":"5 kg","offer_id":48636808364230,"sku":"CuSO4 - 5 kg","price":2449.0,"currency_code":"INR","in_stock":true},{"title":"25 kg bag + shipping","offer_id":48636808396998,"sku":"CuSO4 - 25 kg","price":10555.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/1829\/7030\/files\/01-copper-sulphate-pool-algaecide-98_27a89561-5445-419f-93a4-7d2d8b14dee0.jpg?v=1794011650","url":"https:\/\/cleansol.in\/products\/copper-sulphate-for-pools-algaecide","provider":"Cleansol","version":"1.0","type":"link"}