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  5. 11577939

pH 4.01 and 7.01 Calibration Buffer Sachets, Hanna Instruments™

Product Code. 11577939
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Quantity:
20 mL
This item is not returnable. View return policy
This item is not returnable. View return policy

Description

Set of premium quality pH 4.01 and 7.01 calibration buffer solutions that is NIST traceable and supplied with a Certificate of Analysis with reported values that are accurate to +/- 0.01 pH @ 25°C.

  • Set of premium quality pH 4.01 and 7.01 calibration buffer solutions that is NIST traceable and supplied with a Certificate of Analysis
  • Supplied with Certificate of Analysis
  • Accuracy of +/- 0.01 pH @ 25°C
  • Temperature chart of the actual pH value at various temperatures printed on each bottle
  • Set of premium quality pH 4.01 and 7.01 calibration buffers produced in accordance with ISO 3696/BS3978 standards
  • Uses high purity salts, deionized water, certified weight-checked balances, and Class A glassware
  • 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)

Specifications

pH 7.01, 4.01
Quantity 20 mL
Solution Type Buffer
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