{"product_id":"ph-4-01-buffer-technical-calibration-solution-with-certificate-of-analysis-500-ml-hanna-instruments-hi5004","title":"pH 4.01 Buffer Technical Calibration Solution with Certificate of Analysis 500 mL, Hanna Instruments, HI5004","description":"\u003cp\u003e\u003cstrong\u003eHanna Instruments® pH 4.01 Buffer Technical Calibration Solution with Certificate of Analysis 500 mL, HI5004\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAppearance:  colorless liquid\u003c\/li\u003e \u003cli\u003eCAS Nos.:  mixture does not contain hazardous materials\u003c\/li\u003e \u003cli\u003eBest for routine lab analyses\u003c\/li\u003e \u003cli\u003eSupplied with Certificate of Analysis\u003c\/li\u003e \u003cli\u003eAccuracy of ±0.01 pH @ 25°C\u003c\/li\u003e \u003cli\u003eWidely used in water purification plants, in the food industry, and wherever the pH is expected to be slightly acidic.\u003c\/li\u003e \u003cli\u003eTraceable to NIST standards\u003c\/li\u003e \u003cli\u003eAvailable in bottles or sealed sachets, complete with or without a certificate of analysis\u003c\/li\u003e \u003cli\u003eMultiple resolutions for better accuracy\u003c\/li\u003e \u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"EA (1)","offer_id":51111051526459,"sku":"91-2704-54-EA","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/91-2704-54_2ecfab4a-ab22-4a97-87cf-cc369f4b896e.png?v=1784708199","url":"https:\/\/preiser.com\/products\/ph-4-01-buffer-technical-calibration-solution-with-certificate-of-analysis-500-ml-hanna-instruments-hi5004","provider":"Preiser Scientific","version":"1.0","type":"link"}