The HI97727-11 Color of Water CAL Check™ standards provide a simple solution to calibrating and validating the HI97727 Color of Water Portable Photometer that has a 0 to 500 PCU (Platinum Cobalt Units) 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 HI97727 photometer.
- Supplied with Certificate of Analysis
- Standard value of 250 ±5 PCU @ 25℃
- Reusable with long shelf life stability









