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pH Buffer Solution Powder - 2 Pack (4.00/7.00)


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Keep your pH meter calibrated with these buffer solution powders. Includes one packet of 4.00 buffer and one packet of 7.00 buffer.

  • Completely empty the powder into a clean glass jar
  • Add 8.5 oz of deinoized water
  • Stir until the powder has completely dissolved
ORDER PROCESSING & SHIPPING: Please allow 1- 3 days for the order process and an additional 3 - 5 days for delivery depending on your location.