Extech CL203
Extech Instruments
ExTabTM Chlorine Reagent Tablets (10pk)
CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for hassle free calibration of your Extech meter.