Malaysia

Features
Light weight, easy to carry.
Just add water or distilled water.
For each powder pack,we can make 250ml solution.
Use for PH tester measure calibration solution.
PH Meter Buffer Solution Powder Set for Quick and Easy pH Calibration.

Description
Material:Powder.
Size:6.5*7.5cm.
Color:As pictures show.

Package included:
1 X 4.01PH buffer powder.
1 X 6.86PH buffer powder.
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