{"product_id":"united-chemical-pst-c12-pool-stain-treat-2-lb-sequestrant-chelator-2-pack","title":"United Chemical PST-C12 Pool Stain Treat – 2 lb Sequestrant \u0026 Chelator (2-Pack)","description":"\u003cp\u003eUnited Chemical PST-C12 Pool Stain Treat is a dual action formula designed to support pool water maintenance. This product arrives as a two pack with two 2-lb containers, offering a practical solution for ongoing care of pool surfaces and water clarity.\u003c\/p\u003e\n\u003ch2\u003eWhat PST-C12 Does\u003c\/h2\u003e\n\u003cp\u003eAs a sequestrant, PST-C12 helps keep metal ions like iron, copper, and calcium in solution, reducing the likelihood of reactions that can cause staining on plaster, tile, or vinyl surfaces. As a chelator, it stabilizes these metals so they stay dispersed in the water instead of settling as deposits. Together, these actions aim to minimize unsightly marks and help protect interior surfaces and equipment from mineral buildup.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMetal management in pool water to reduce staining potential\u003c\/li\u003e\n  \u003cli\u003eStain prevention on common pool surfaces\u003c\/li\u003e\n  \u003cli\u003eSupport for clearer water and easier routine maintenance\u003c\/li\u003e\n  \u003cli\u003eTwo 2-lb containers in a convenient 2-pack for regular use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReal World Use and Benefits\u003c\/h2\u003e\n\u003cp\u003eIn everyday pool care, PST-C12 can be part of a balanced maintenance routine. It may be beneficial after weather changes, heavy use, or source water changes that introduce metals into the pool. While results vary with chemistry, many pool owners notice easier cleaning and a more consistent water appearance when combined with standard maintenance practices.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply as part of regular balance checks and chemical routines\u003c\/li\u003e\n  \u003cli\u003ePour into the water via skimmer or recirculation line after brushing or cleaning\u003c\/li\u003e\n  \u003cli\u003eFollow up with water testing and any necessary adjustments to other chemicals\u003c\/li\u003e\n  \u003cli\u003eStore in a cool, dry place and keep out of reach of children\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eUsage Notes\u003c\/h2\u003e\n\u003cp\u003eThis product is designed to work with typical pool care programs and is not a substitute for routine testing and balancing. The two pack provides steady supply for ongoing maintenance, helping you manage metals and staining as part of a broader care plan.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is United Chemical PST-C12 Pool Stain Treat used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A dual action formula that helps manage metals in pool water and prevent staining on surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should PST-C12 be used for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add per label guidance as part of routine maintenance, then recheck water balance and adjust chemicals as needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"United Chemical","offers":[{"title":"Default Title","offer_id":48212984889588,"sku":"B07TC1SSQ4","price":47.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/6652\/0820\/files\/united-chemical-pst-c12-pool-stain-treat-2lb-pack.jpg?v=1778454201","url":"https:\/\/www.cerapatiogarden.com\/products\/united-chemical-pst-c12-pool-stain-treat-2-lb-sequestrant-chelator-2-pack","provider":"Cera Garden","version":"1.0","type":"link"}