pH 4 and pH 7 Calibration Solutions

Product Number: SB28993M

No longer avaliable

This item has been discontinued

This buffer solution is made from an established formula and is standardized with a pH meter that is calibrated to NBS/NIST primary standard buffer solutions. The 20 ml sachets are ideal for infrequent calibrations. The pH values at 25° C are 4.01 and 7.01, package of 10 sachets (five each for 4.01 pH and 7.01 pH).

Item Weight: 1.50
Brand: Nasco
Prop 65:
Assembly Required: false
Subject Areas: Measurement


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