{"product_id":"apera-instruments-ph-4-00-calibration-buffer-solution-16-oz-bottle-nist-traceable-red-ai1107","title":"Apera Instruments pH 4.00 Calibration Buffer Solution, 16 oz. Bottle, NIST Traceable, Red (AI1107)","description":"\u003cdiv style=\"margin-bottom:20px;\"\u003e\n\u003cdiv style=\"display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.6;\" id=\"desc-apera-instruments-ph-4-00-calibration-buffer-solution-16-oz-bottle-nist-traceable-red-ai1107\"\u003eApera Instruments pH 4.00 Calibration Buffer Solution, 16 oz. Bottle. Apera pH calibration buffers are produced in an ISO 9001:2015 facility with ISO 17025:2017 accreditation using high-purity reagents, deionized water and certified analytical balances in a temperature controlled environment. Reported values are accurate to +\/- 0.01 pH at 25°C and are traceable to NIST Standard Reference Materials (SRMs). MSDS documents are downloadable. Certificate of analysis can be achieved by request. All pH buffers have a 2-year expiration from manufacture for an unopened bottle.\u003c\/div\u003e\n\u003cspan style=\"color:#007aff;cursor:pointer;font-size:14px;\" onclick=\"var el=document.getElementById('desc-apera-instruments-ph-4-00-calibration-buffer-solution-16-oz-bottle-nist-traceable-red-ai1107');el.style.webkitLineClamp='unset';this.style.display='none';\"\u003eShow more\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv style=\"column-count:3;column-gap:6px;\"\u003e\n\u003cstyle\u003e@media (max-width: 768px) { div[style*=\"column-count:3\"] { column-count:2 !important; } }@media (max-width: 480px) { div[style*=\"column-count:3\"] { column-count:1 !important; } }\u003c\/style\u003e\n\u003cdiv style=\"break-inside:avoid;margin-bottom:6px;\"\u003e\u003cfigure style=\"margin:0;\"\u003e\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/I\/51zv4zR3HKL.jpg\" alt=\"Apera Instruments pH 4.00 Calibration Buffer Solution, 16 oz. Bottle, NIST Traceable, Red (AI1107)\" loading=\"lazy\" style=\"width:100%;height:auto;display:block;border-radius:6px;\"\u003e\u003c\/figure\u003e\u003c\/div\u003e\n\u003cdiv style=\"break-inside:avoid;margin-bottom:6px;\"\u003e\u003cfigure style=\"margin:0;\"\u003e\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/I\/61SsOgbxTkL.jpg\" alt=\"Apera Instruments pH 4.00 Calibration Buffer Solution, 16 oz. Bottle, NIST Traceable, Red (AI1107)\" loading=\"lazy\" style=\"width:100%;height:auto;display:block;border-radius:6px;\"\u003e\u003c\/figure\u003e\u003c\/div\u003e\n\u003cdiv style=\"break-inside:avoid;margin-bottom:6px;\"\u003e\u003cfigure style=\"margin:0;\"\u003e\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/I\/71MUiQ4V-0L.jpg\" alt=\"Apera Instruments pH 4.00 Calibration Buffer Solution, 16 oz. Bottle, NIST Traceable, Red (AI1107)\" loading=\"lazy\" style=\"width:100%;height:auto;display:block;border-radius:6px;\"\u003e\u003c\/figure\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Apera Instruments","offers":[{"title":"Default Title","offer_id":51257282560224,"sku":"B07TS4JNXT","price":15.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/9077\/5264\/files\/51zv4zR3HKL.jpg?v=1774833721","url":"https:\/\/ritewellbeing.com\/products\/apera-instruments-ph-4-00-calibration-buffer-solution-16-oz-bottle-nist-traceable-red-ai1107","provider":"RiteWellbeing.com","version":"1.0","type":"link"}