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HI70038C is a premium quality 6.44 g/L (ppt) TDS calibration solution that is NIST traceable and supplied with a Certificate of Analysis
The HI70038C is for 25 sachets containing 20 mL of solution
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
