HI70082M pH 8.20 Calibration Buffer Solution (230 mL)

SKU: HI70082M

CA$17.00

HI70082M is a premium quality pH 8.20 calibration buffer solution. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

  • Accuracy of +/- 0.01 pH @ 25°C
  • Temperature chart of the actual pH value at various temperatures printed on each bottle
  • Air tight bottle with tamper-proof seal to ensure quality

HI70082M  is a premium quality pH 8.20 calibration buffer produced in accordance with ISO 3696/BS3978 standards using 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).

 

Air tight bottle with tamper-proof seal

  • Ensures quality and freshness of solution

 

Each bottle marked with lot number and expiration date.

  • Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.

 

Color coded label for easy pH buffer value identification

  • Easy to identify different buffer values

  • Solution does not contain any dyes that may stain the reference cell of a pH electrode

 

pH 8.2 phenolphthalein endpoint

  • When using phenolphthalein as an indicator for acid base titrations a faint pink color change occurs at pH 8.2

  • AOAC Official Method 942.15 B for Acidity in Fruit Products states the titration to pH 8.1 ±0.2

  • The HI70082M is used to calibrate meters to pH 8.2 for precise determination of the phenolphthalein endpoint

More Information
SKU HI70082M
Product Name HI70082M pH 8.20 Calibration Buffer Solution (230 mL)
Quote Required No
Description standard calibration buffer
Certificate of Analysis no
pH Accuracy ±0.01 pH
pH Value @ 25°C 8.20
Package bottle
Quantity 1
Size 230 mL
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