برای اندازه گیری توتال کلر با روش دی پی دی Chlorine Reagent Set (Total), Ultra Low Range DPD For determination of ultralow Total Chlorine concentrations by the DPD Method. Hach Method 8370. USEPA accepted for drinking water and wastewater analysis. Range: 2 - 500 µg/L Cl2. Reagents are ampuled for stability. Reagent set includes ULR Chlorine Buffer Solution (1.5-mL ampules), DPD Indicator Solution for ULR Chlorine (1.5-mL ampules) and Blanking Reagent for 20 tests.