Description
The HI97723-11 Chromium VI High Range Cal Check standards provide a simple solution to calibrating and validating the HI97723 portable photometer that has a 0 to 1000 µg/L (ppb) range. This high quality set of standards is manufactured in our state-of-the-art facility and comes supplied with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiration date for traceability when certifying the compatible chromium VI high range photometer.
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Supplied with Certificate of Analysis
- Standard value of 300 ±10 µg/L (ppb) chromium VI @ 25℃
- Reusable with long shelf life stability