by Cole-Parmer Instrument Co.
Buy new: $31.75
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Review & Description
Cole pH Buffer Calibration Pouches - A handy way to calibrate your pH meter in the field, these disposable pouches each contain 20 mL of pH calibration solution, sealed airtight for guaranteed freshness and reliability. -- Packets are conveniently labeled with a temperature vs. pH reference table and equivalent values for ppm in KCL, NaCl and 442. CAS numbers are also included to conform to "Right-to-Know" requirements for all ingredients. All standards are certified traceable to NIST reference materials. -- The assorted package contains five packets each of pH 4, and 10 calibration solutions and deionized rinse water. Read more
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