{"product_id":"hach-24089-32-sodium-thiosulfate-standard-solution","title":"Hach D.O. Replacement Reagent, Sodium Thiosulfate, 100 ml","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2593\/8322\/files\/Unknown_large.jpeg?v=1515190846\" alt=\"\" style=\"margin-right: 20px; margin-bottom: 1px; float: left;\" width=\"86\" height=\"63\"\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eProduct Code: 24089-32\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe Hach 24089-32 Sodium Thiosulfate Standard Solution is a stabilized 0.0109 N sodium thiosulfate titrant supplied in a 100 mL MDB (Marked Dropping Bottle). It is used primarily for the determination of dissolved oxygen (DO) in water samples using the Winkler and modified Winkler titration procedures. \u003c\/p\u003e\n\u003cp\u003eThe solution is an important component of Hach's dissolved oxygen testing systems. In the \u003ca href=\"https:\/\/dynamicaquasupply.com\/products\/hach-dissolved-oxygen-test-kit\"\u003e\u003cspan style=\"color: #0000ff;\"\u003eHach Dissolved Oxygen Kit\u003c\/span\u003e\u003c\/a\u003e, the titrant is added dropwise during the final titration stage until the sample reaches the endpoint. Hach specifies that the 0.0109 N solution is used for dissolved oxygen ranges of approximately 0.2–4 mg\/L and 1–20 mg\/L, depending on the applicable modified Winkler procedure. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Hach dissolved oxygen titrant\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eStabilized sodium thiosulfate solution\u003c\/li\u003e\n\u003cli\u003e0.0109 N concentration\u003c\/li\u003e\n\u003cli\u003e100 mL volume\u003c\/li\u003e\n\u003cli\u003eSupplied in a Marked Dropping Bottle (MDB)\u003c\/li\u003e\n\u003cli\u003eDesigned for dropwise titration\u003c\/li\u003e\n\u003cli\u003eUsed with Winkler and modified Winkler dissolved oxygen methods\u003c\/li\u003e\n\u003cli\u003eConvenient for field and laboratory testing\u003c\/li\u003e\n\u003cli\u003eCompatible with Hach dissolved oxygen test kits\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hach","offers":[{"title":"Default Title","offer_id":45537756676227,"sku":"24089-32","price":37.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2593\/8322\/files\/24089-32.jpg?v=1754001793","url":"https:\/\/dynamicaquasupply.com\/en-us\/products\/hach-24089-32-sodium-thiosulfate-standard-solution","provider":"Dynamic  Aqua-Supply","version":"1.0","type":"link"}