storage solution) is ideal for the calibration of all kinds of pH meters and ph/orp electrodes Buffer Solution 7 Apera AI1108 PH Calibration Buffer Kit PH 4.00 & 7.00 Ph Buffer Solution 4,7,10 color-coded for quick identification., Double-sealed. All pH buffers have a 2-year expiration from manufacture for an unopened bottle. MSDS documents are downloadable. Certificate of analysis can be achieved by request. The Aprea Instruments pH 7. 00 Standard Buffer Solution is made with high-purity chemicals, color-coded, and standardized against NIST certified pH references within 0. 01 pH at 25°C (77°F). It's ideal for the calibration of all pH meters/testers that support USA standard calibration solutions. Since pH level is affected by temperature, a temperature/pH chart is provided on the bottle label... Precise calibration: pH solutions accuracy of pH 0.015 allows highly accurate calibration Easy recognition: Based on the colors, you can recognize the correct solution at a glance (pH7.00: green Keep out of reach of children. Produced in an ISO 9001:2015 certified facility using high-purity reagents, deionized water and certified analytical balances in a temperature controlled environment. Apera Instruments pH 7.00 Calibration Buffer Solution 0.01 pH AI1101.✅Apera Instruments authorized distributor ✅. 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. All the solutions are double-sealed, not subject to the DOT shipping restrictions, and have a 2-year shelf life. ☎ +1 (838) 222-2032 Mon-Fri 8:00 AM - 5:00 PM or order online 24/7 Buffer Solution, Item # 1640, pH 7.00, (Color Coded Green), NIST
