Lovibond® MD 100 Chlorine, pH, and Cyanuric Acid 3 in 1 Colorimeter, with 0.02 - 4.0 mg/l Cl2 DPD, 6.5 - 8.4 pH and 0 - 160 mg/l Cyanuric Acid Reagents (each) The MD 100 uses high quality interference filters with long-life LEDs as a light source without (1 per EA)
Lovibond® MD 100 Chlorine, pH, and Cyanuric Acid 3 in 1 Colorimeter, with 0.02 - 4.0 mg/l Cl2 DPD, 6.5 - 8.4 pH and 0 - 160 mg/l Cyanuric Acid Reagents (each) The MD 100 uses high quality interference filters with long-life LEDs as a light source without