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🧪 Verify on the spot. Test where you need to with our 99 Series Portable Meters. - SHOP ALL 

pH Calibration Bundle, pH 4 & 7
pH Calibration Bundle, pH 4 & 7

pH Calibration Bundle, pH 4 & 7


This basic pH calibration package offers a way for you to get all the solutions you need for occasional or on-the-go use. Single-use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on-the-go testing, fitting easily into your pocket or carrying case.

  • 4.01 & 7.01 pH Buffer Sachets (5 each)- HI77400P
  • pH Electrode Storage Solution (230 mL) - HI70300M
  • General Purpose Cleaning Solution (230 mL) - HI7061M
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