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12 Pack pH Meter Buffer Solution Powder 6.86/4.01/9.18 for Precise pH Meter, pH Calibration Solution Powder Packets
Product ID : 46171140
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46171140
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About 12 Pack PH Meter Buffer Solution Powder
Specifications: Accuracy: ±0.01pH at 77°F(25°C) ✔ 4 packets of pH 6.86 Solution powder ✔ 4 packets of pH 4.01 Solution powder ✔ 4 packets of pH 9.18 Solution powder Directions for use: Step 1:Completely empty the powder into a dry glass container. Step 2:Add 250mL deionized water (or distilled water) to the beaker. Step 3:Stir until the powder has completely dissolved. Step 4:Put the pH meter in the solution and gently stir and wait a few seconds for the result. CAUTION: Not a drinkable solution!
