{"product_id":"hanna-hi7004l-ph-4-01-calibration-solution","title":"Hanna Standard pH 4.01 Buffer Solution, 500 ml","description":"\u003ch4 class=\"first\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2593\/8322\/files\/Unknown_large.png?v=1515108633\" alt=\"\" style=\"margin-right: 20px; margin-bottom: 1px; float: left;\" width=\"125\" height=\"53\"\u003e\u003c\/h4\u003e\n\u003ch4\u003e\u003cstrong\u003eProduct Code: HI7004L\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003eThe Hanna HI7004L pH 4.01 Calibration Solution is a high-quality buffer solution formulated for accurate calibration of pH meters and electrodes. With a nominal pH value of 4.01 at 25°C and an accuracy of ±0.01 pH, it provides a dependable calibration standard for laboratory, environmental, water quality and field-testing applications. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe HI7004L is supplied in a 500 mL airtight bottle with a tamper-proof seal. Each bottle is identified with a lot number and expiration date. A temperature chart showing the actual buffer pH at different temperatures is printed on the bottle. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"\"\u003eThis pH 4.01 buffer is particularly useful when calibrating instruments used to measure acidic samples. It can be used as part of a multi-point calibration together with Hanna pH 7.01 and pH 10.01 buffers where appropriate.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccuracy of ±0.01 pH at 25°C\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e500 mL bottle\u003c\/li\u003e\n\u003cli\u003eNIST-traceable formulation\u003c\/li\u003e\n\u003cli\u003eAirtight bottle with tamper-proof seal\u003c\/li\u003e\n\u003cli\u003eLot number and expiration date printed on bottle\u003c\/li\u003e\n\u003cli\u003eTemperature\/pH reference chart printed on bottle\u003c\/li\u003e\n\u003cli\u003eSuitable for laboratory and field pH meter calibration\u003c\/li\u003e\n\u003cli\u003eDoes not contain dyes that can stain the reference cell of a pH electrode\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":10257519673387,"sku":"HI7004L","price":24.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2593\/8322\/files\/hi7004l_box.jpg?v=1754066479","url":"https:\/\/dynamicaquasupply.com\/products\/hanna-hi7004l-ph-4-01-calibration-solution","provider":"Dynamic  Aqua-Supply","version":"1.0","type":"link"}