The HI93414-11 Free and Total Chlorine CAL Check™ Standards provide a simple solution to calibrating and validating compatible benchtop and portable photometers. 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 compatible free and total chlorine photometers.
- Supplied with certificate of analysis
- Standard value of 1.00 ± 0.03 mg/L chlorine @ 25°C
- Reusable with long shelf life stability
*Products classified as Dangerous Goods can only be shipped via ground.
