{"product_id":"unitedchemicalstaintreat2lbpstc12uccpstc12","title":"United Chemical Stain Treat, 2 lb | PST-C12","description":"\u003cdiv class=\"product-description\"\u003e\n  \u003ch2\u003eUnited Chemical Pool Stain Treat – 2 lb Bottle (PST-C12)\u003c\/h2\u003e\n\n  \u003cp\u003e\n    United Chemical Pool Stain Treat (PST-C12) is a granular \u003cstrong\u003estain remover and stain preventative\u003c\/strong\u003e designed to help lift and\n    control common pool surface stains, especially \u003cstrong\u003eiron (rust\/“tea color”)\u003c\/strong\u003e and other mineral\/metal staining, as well as\n    some organic discoloration. It works by \u003cstrong\u003echelating and sequestering\u003c\/strong\u003e metals in the water to help remove existing staining\n    and reduce re-staining.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Stain removal + ongoing stain prevention\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTargets:\u003c\/strong\u003e Mineral\/metal staining (including iron\/rust) and many common discoloration issues\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Granular treatment\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCompatible sanitizers:\u003c\/strong\u003e Chlorine, salt systems, and bromine\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCompatible surfaces:\u003c\/strong\u003e White plaster, fiberglass, vinyl (pre-dissolve recommended for colored plaster\/painted or specialty finishes)\u003c\/li\u003e\n    \u003cli\u003eHelps keep metals in suspension to reduce re-staining (often effective up to about \u003cstrong\u003e60 days\u003c\/strong\u003e depending on conditions)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eDosage Guidelines\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStain Removal:\u003c\/strong\u003e \u003cstrong\u003e2 lb (1 bottle) per 20,000 gallons\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStain Prevention:\u003c\/strong\u003e \u003cstrong\u003e1 lb per 20,000 gallons per month\u003c\/strong\u003e (maintenance dosing where staining conditions persist)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSpot Treatment:\u003c\/strong\u003e Use a spotting bag\/sock placed directly on the stain (monitor closely; do not leave in one place on vinyl or colored finishes without checking)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eApplication Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLower free chlorine\u003c\/strong\u003e before treatment (high chlorine can reduce effectiveness).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBalance pH\u003c\/strong\u003e to the normal operating range (commonly 7.2–7.6).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFor general staining:\u003c\/strong\u003e broadcast the measured dose around the perimeter with the pump running.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFor colored plaster\/painted finishes:\u003c\/strong\u003e pre-dissolve granules in a bucket of pool water before adding to help avoid lightening\/bleaching.\u003c\/li\u003e\n    \u003cli\u003eAfter stains lift, \u003cstrong\u003ebring chlorine back up gradually\u003c\/strong\u003e (avoid immediate heavy shocking that can re-oxidize metals).\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSafety \u0026amp; Handling\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWear \u003cstrong\u003egloves\u003c\/strong\u003e and \u003cstrong\u003eeye protection\u003c\/strong\u003e when handling.\u003c\/li\u003e\n    \u003cli\u003eAvoid contact with skin and eyes; do not ingest.\u003c\/li\u003e\n    \u003cli\u003eStore sealed in a cool, dry location and keep pool chemicals separated.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eRelated Products\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=stain%20and%20scale%20control\"\u003eStain \u0026amp; Scale Control (Sequestrants)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=metal%20remover%20pool\"\u003eMetal Removers\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=pool%20test%20kit\"\u003ePool Water Test Kits\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=pool%20brush\"\u003ePool Brushes\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=filter%20cleaner\"\u003eFilter Cleaners (Cartridge \/ DE \/ Sand)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=ph%20decreaser\"\u003epH Decreaser \/ Muriatic Acid Alternatives\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eIdentify the stain source (well water metals, heater corrosion, mineral-heavy fill water) to reduce repeat staining.\u003c\/li\u003e\n    \u003cli\u003eKeep pH and alkalinity in range and avoid large swings—unstable water can trigger metals to fall out and stain surfaces.\u003c\/li\u003e\n    \u003cli\u003eRun the pump continuously during active stain treatment and clean\/backwash the filter as it loads up.\u003c\/li\u003e\n    \u003cli\u003eIf metals are a persistent issue, use a monthly prevention dose and consider using a hose pre-filter when filling.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"United Chemical","offers":[{"title":"Default Title","offer_id":52589962232124,"sku":"PST-2LB-C12","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/united-chemical-stain-treat-2-lb-pst-c12-chems-5599044.jpg?v=1770393391","url":"https:\/\/aquapoolsupply.com\/products\/unitedchemicalstaintreat2lbpstc12uccpstc12","provider":"Aqua Pool Supply","version":"1.0","type":"link"}