Lovibond® MD 100 Chlorine LR, Chlorine HR, and Chlorine Dioxide 3 in 1 Colorimeter, with 0.01 - 6.0 mg/l and 5 - 200 mg/l Cl2 DPD, and 0.02 - 11 mg/l ClO2 Reagents (each) The MD 100 uses high quality interference filters with long-life LEDs as a light so (1 per EA)
Lovibond® MD 100 Chlorine LR, Chlorine HR, and Chlorine Dioxide 3 in 1 Colorimeter, with 0.01 - 6.0 mg/l and 5 - 200 mg/l Cl2 DPD, and 0.02 - 11 mg/l ClO2 Reagents (each) The MD 100 uses high quality interference filters with long-life LEDs as a light so