$54.26
Reagent Pack, Colorimeter, Chlorine (free/total), DPD, 0-4.00, 0-8.0, or 0-10.0 ppm AnalyteSystemMethod/ChemistryStandard/Equivalance or DescriptionComparatorCell Chlorine, Free & Total Electronic meter DPD 0-8.0 ppm chlorine (Cl?????) NA 9602 ...