pH Calibration Buffer 4.00, 6.86 (2 packets)
Tools
Code: 249
A dissolving powder for setting the pH of all pH Meters with pH 4.00 and pH 6.86.
* Special price product Sold to customers MySkinRecipes That used to have ordered items only *
A dissolving powder for setting the pH of all pH Meters with pH 4.00 and pH 6.86.
Contains 2 sachets
1 sachet: Potassium Hydrogen Phthalate pH 4.00 at 25 degrees.
1 sachet: Mixed Phosphate pH 6.86. At a temperature of 25 degrees
How to set the pH
1. Dissolve both types of dissolved powder in a glass of water, the amount of water equal to 250ml (or equal to 250 grams of pure water).
2. Stir and let stand for a few minutes until the powder is completely dissolved.
3.Dip the pH Meter in a 4.00 pH glass and adjust the pH Meter to 4.00.
4. Immerse the pH Meter in a glass of pH 6.86 and adjust the pH Meter to 6.86.
* Should adjust the pH Meter every 1-3 months depending on the frequency of use *
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