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BOJACK 15 Pack of pH Meter Buffer Solution Powder for Precise and Easy PH Calibration, PH Calibration Powder Solution 4.01pH,6.86pH and 9.18pH

4.4 out of 5 stars 564 ratings
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Purchase options and add-ons

  • Easy to use: Mix the buffer powder with 250ML distilled water, put the pH meter into the solution, stir gently, and wait for a few seconds to get the result.
  • Accuracy: The accuracy of the buffer at 25°C is within ±0.01 pH units, and it can remain stable for a long time. It is sealed in a durable moisture-proof individual packaging to keep it fresh until use.
  • Does not contain BPA, does not contain any other harmful and toxic chemicals
  • Package content: 15 packets of pH calibration package: 5*pH 4.01 solution powder, 5*pH 6.86 solution powder, 5*pH 9.18 solution powder, which can meet all pH requirements and is flexible in use.
  • Wide range of applications: testing the pH balance of drinking water, aquariums, swimming pools, spas or hydroponics
› See more product details

Product details

  • Parcel Dimensions ‏ : ‎ 16.21 x 9.7 x 1.19 cm; 41 g
  • Date First Available ‏ : ‎ July 5 2021
  • Manufacturer ‏ : ‎ BOJACK
  • Place of Business ‏ : ‎ No
  • ASIN ‏ : ‎ B09DCP4HNH
  • Item model number ‏ : ‎ BJ-pH-469
  • Country of origin ‏ : ‎ China
  • Customer Reviews:
    4.4 out of 5 stars 564 ratings

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Product description

Steps for usage

Step 1: Open the package and pour the powder completely into a clean, dry glass container.

Step 2: Add 250 ml of deionized water (or distilled water) to the container. (Preferably 250 ml calibration flask)

Step 3: Stir until the powder is completely dissolved.

Step 4: Calibrate your pH meter, put the pH meter into the solution, stir
gently, and wait a few seconds. (Rinse the meter with pure water before testing)

To ensure more accuracy, calibrate with 2 solutions, starting from 6.86, then 4.01 or 9.18.

Specification:
5*4.01 solution (potassium hydrogen phthalate)
5*6.86 solution (mixed phosphate)
5*9.18 solution (borax)

Note:

It is not a drinkable solution, please keep it out of the reach of children aged 0-3!

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