HI70038C 6.44 g/L (ppt) TDS Calibration Solution (25 x 20mL)

CA$44.00
Ships within 1-2 Business Days

HI70038C is a premium quality 6.44 g/L (ppt) TDS calibration solution that is NIST traceable and supplied with a Certificate of Analysis. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna’s line of TDS calibration solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI70038C is for 25 sachets containing 20 mL of solution.

  • Supplied with Certificate of Analysis
  • Temperature chart of the actual µS/cm value at various temperatures printed on each bottle
  • Convenient packaging for one time use

HI70038C is a premium quality 6.44 g/L (ppt) TDS calibration solution standardized with a conductivity meter that has been calibrated with potassium chloride NIST 2202 SRM (Standard Reference Material) in deionized water for analytical use in accordance with ISO 3696/BS3978. Additional equipment used in preparation of the solutions include certified weight-checked balances, Class A glassware and certified thermometers.


Convenience of individual packaging

  • Ideal for users that do not calibrate frequently

  • Ideal for field use due to portability

  • Every sachet is as fresh as the day it was packaged

  • Light block packaging prevents oxidation from UV light that could alter the value


Each sachet marked with lot number and expiration date

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


The HI70038C is supplied with Certificate of Analysis

  • Product code

  • Lot number

  • Mean lot value

  • SRMs that were used

  • Manufacturing date

  • Expiration date


More Information
Description TDS calibration solution
Certificate of Analysis yes
Package sachets
Quantity 25
Size 20 mL
TDS Value @25°C 6.44 g/L (ppt)
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