pH Calibration Buffer 4.00, 6.86, 9.18 (3ซอง)
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Code: 5756
Powder for setting the pH of all pH Meters with pH 4.00 and pH 6.86 and pH 9.18.
Powder for setting the pH of all pH Meters with pH 4.00 and pH 6.86 and pH 9.18.
Contains 3 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
1 sachet: pH 9.18. At a temperature of 25 degrees
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