{"product_id":"ft-1-fixer-test","title":"Photographers' Formulary FT-1 Fixer Test (Makes 100ml Stock Solution)","description":"\u003cp\u003e\u003cstrong\u003eFormulary's Fixer Test Solution\u003c\/strong\u003e is used to tell when a fixer bath has become exhausted by accumulating excess silver ions.\u003c\/p\u003e\n\u003cp\u003eUnlike developing solutions, which discolor when they are exhausted, fixer baths show no outward appearance when they are spent. \u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eTherefore it is necessary to either keep an accurate count of the number of prints or rolls of film fixed or test the fixer solution periodically to determine when it has become exhausted.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFixer Test Solution provides a simple chemical test that allows you to determine when the fixer solution is exhausted and must be replaced. \u003cbr\u003e\u003cbr\u003eThe test is based upon the formation of insoluble silver iodide. The test solution contains potassium iodide. When this is added to a fixer solution containing an excess of silver ions, a distinctive yellow precipitate forms indicating the bath is spent.\u003c\/p\u003e\n\u003cp\u003eThe chemicals in this kit are used to prepare the test solution which has a shelf life of one year.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides a Chemical Test\u003c\/li\u003e\n\u003cli\u003eMakes 100ml\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIn The Box:\u003c\/strong\u003e\u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003ePhotographers' Formulary FT-1 Fixer Test (\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eMakes 100ml Stock Solution)\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":41632666484781,"sku":"92157","price":12.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/files\/92157_01.png?v=1711752867","url":"https:\/\/glozerscamera.shop\/products\/ft-1-fixer-test","provider":"Glazer's Camera","version":"1.0","type":"link"}