• Extech CL207: Chlorine Standard


1ppm standard for Chlorine meters calibration

The CL207 is a Chlorine Calibration Standard for CL200 ExStik Waterproof Chlorine Meter and CL500 Free and Total Chlorine Meter. Product comes with 3 ampules.


  • 1ppm standard for chlorine meter calibration
  • Complete with 3 ampules (20mL each) 1ppm calibration standards
For complete specs please download the product datasheet (not available for some accessories)

Extech CL207: Chlorine Standard