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DuvinDD 20 Pack pH Calibration Solution Packets 6.86/4.01 for Accurate and Easy Calibration of pH Meter, pH Standard Buffer Powder Solution
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*Packaging of actual item may differ from photo shown
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- 7 Day Return Policy
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DuvinDD 20 Pack pH Calibration Solution Packets Features
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High Accuracy --- pH meter calibration solution accuracy is ±0.01pH. Sealed by durable moisture-proof individual packet to maintain freshness until use.
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Easy to use --- pH buffer powder is save time and money. 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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ph Standard Buffer Powder --- Works with All electronic pH meters/ph tester. pH calibration powder is produced with premium quality material under strict conditions.
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Good Quality --- Produced with premium material. Sealed by durable moisture-proof individual packet for long-term use.
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20 Pack ph calibration packets: 10* pH 4.01 Solution powder, 10*pH 6.86 Solution powder, cost-effective and flexible for using.
About DuvinDD 20 Pack PH Calibration Solution Packets
Specifications: Accuracy: ±0.01pH at 77°F(25°C) ✔ 10 packets of pH 4.01 Solution powder ✔ 10 packets of pH 6.86 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!
