Blue Lab PH 7 Calibration Solution
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Digital pH meters require regular calibration.
- 250ML
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You will need both a pH 4 solution and a pH 7 solution to complete calibration.
Contains Potassium Hydrogen Phthalate.
Wholesale store now open in Palmerston North. 667 Tremaine, Palmerston North. 10am - 6pm week days and 10am - 4pm Sat and 10am to 3pm Sun.
Digital pH meters require regular calibration.
You will need both a pH 4 solution and a pH 7 solution to complete calibration.
Contains Potassium Hydrogen Phthalate.