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PH Meter Calibration Combo Pack
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Shipping: US-Mainland: $3.95 (more destinations)
Condition: Brand new
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pH Calibration Combo Pack Our Ph calibration combo pack includes all three calibration mediums needed to ensure proper readings from your Ph meter. These are old stock but still accurate.(Buffer solution pH 4.01)Certified traceable to NIST Standard Reference Material Potassium hydrogen phthalate (877-24-7)(Buffer solution pH 7.01)Certified traceable to NIST Standard Reference Material Potassium DI-hydrogen phosphate (7778-77-0)DI-Sodium hydrogen phosphate (7558-79-4)(Buffer solution pH 10.01)Certified traceable to NIST Standard Reference Material Sodium hydrogen carbonate (144-55-8)Sodium carbonate (497-19-8)1- pH 4.01 sachet1 pH 7.01 Sachet1 pH 10.01 Sachet
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