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Review on ๐Ÿงช Set of 15 PH Calibration Buffer Solution Powder Packs for Accurate pH Meter Calibration - Make 250ml of 4.00pH, 6.86pH, and 9.18pH Solutions to Calibrate Your PH Tester by Julie Watkins

Revainrating 5 out of 5

Best price/accuracy ratio

Essential for accurate readings. The ability to buy in bulk is a plus as frequent calibration is recommended. They are packed in a small box, which is very convenient when keeping everything in one place. Super easy to use.

Pros
  • Don't waste too much time
Cons
  • 0