Hanna Free and Total Chlorine CAL Check Standards - HI93414-11 greenhouse How the 2-in-1 System Works

How the 2-in-1 System Works

✔ 120-gallon filter life — extended backcountry coverage

Dirt & dust particles

Keep temperature in your target range for better results

Model: MI0013

Hanna Free and Total Chlorine CAL Check Standards - HI93414-11 greenhouse How the 2-in-1 System WorksThe 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