Hanna Instruments Australia
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Sales: (03) 9769 0666   |    Mon to Fri: 8:30am – 5:00pm
Hanna Instruments Australia
Sales: (03) 9769 0666   |    Mon to Fri: 8:30am – 5:00pm

pH 8.20 Calibration Buffer Solution (230 mL) - HI70082M

$28.86

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

Description

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
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

All prices are inclusive of GST and not all items are stock items, if you require an immediate solution please send an email to sales@hannainst.com.au or call us on (03) 9769 0666.

Free standard delivery: We offer free delivery within Australia on orders over $100, typically arriving within 5 to 7 days. Delivery times may vary depending on the courier service and the recipient's location. Free shipping is not available with other offers or discounts.

Same-day despatch: Place your order before 1 PM Monday to Friday for same-day despatch. Delivery times may vary depending on the courier service and the recipient's location. Subject to stock availability.

Please note that we do not offer shipping to PO Box addresses.