Calibration Buffer Solutions

Premium quality calibration buffer solution with reported values that are accurate to +/- 0.01 pH @ 25°C.

Brand: Hanna Instruments

Manufacturer Part Number: HI70004P

UNSPSC: 12161700

Code: 04

Additional Details:
Additional Details: Weight: 0.50000kg

Quantity 20mL

Product Code. 10356151

Quantity Price
1 £ 96.9 / Pack of 25
Estimated Shipment
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Description and Specification


pH 4.01
Physical Form Liquid
Odor Odorless
Solution Type Buffer
Composition Aqueous Buffer Solution
Color Colorless
Quantity 20mL

  • Premium quality pH 4.01 calibration buffer solution
  • Color coded label for easy pH buffer value identification
  • Temperature chart of the actual pH value at various temperatures printed on each sachet
  • pH 4.01 calibration buffer produced in accordance with ISO 3696/BS3978 standards
  • Uses high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers
  • Reported values are accurate to +/- 0.01 pH @ 25°C and are traceable to NIST Standard Reference Materials (SRMs)
  • Complete with a pH electrode, temperature probe, calibration buffers, reference refill electrolyte, cleaning solutions, and a probe holder


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