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15 Pack 6.86 pH Calibration Solution pH Buffer Powder for Precisely and Easily Calibrated pH Meter/Pen/Tester, pH Calibration Packets
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*Packaging of actual item may differ from photo shown
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15 Pack 6.86 pH Calibration Solution pH Buffer Features
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Easy to use: Mix the buffer powder with 250ML distilled water, put the pH meter in the solution and gently stir and wait a few seconds for the result.
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Works with All electronic pH meters. Produced with premium material.
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Higher Accuracy: pH tester calibration solution powder accuracy up to ±0.01pH.
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Sealed by durable moisture-proof individual packet to maintain freshness until use. Small size, easy to carry and store, very convenient.
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15 pack ph calibration packets: Only pH 6.86.
About 15 Pack 6.86 PH Calibration Solution PH Buffer
The pH buffer solution powder is used to calibrate the accuracy of the electronic pH meter. The electronic ph meter has high accuracy, but after continuous use, it will become inaccurate. Therefore, the pH meter should be calibrated regularly. The ph meter may need to be recalibrated mainly in these cases: -Inactivity for long period, for example over 3-4 weeks. -Very frequently used. -Can't get a stable meter reading. -After testing strong acid/alkaline. -High test accuracy requirements. 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! Specifications: Accuracy: ±0.01pH at 77°F(25°C) ✔ 15 pack ph calibration powder, all pH 6.86.
