pH Calibration Buffer Powder 6 Sets Pack of 12 Packets, for Precise pH Meter Calibration, Make 250 ml of Each 6.86pH and 9.18pH to calibrate Your pH Tester
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Product ID: 57700345
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5.0
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S**L
Five Stars
The ph buffer powder was just what i needed fast delivery
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Farhan Q.
The delivery time was excellent, and the packaging was secure.
2 months ago
Imran F.
Very reliable shop with genuine products. Will definitely buy again!
