Photometer Kit Kit Free Chlorine 0 to 5.0 Total Chlorine 0 to 5.0 Ammonia Range 0 to 1.0 (N) Chemical Oxygen Demand Range High Range 0 to 1 500mg/L Low Range 3 to 150mg/L Florid Range 0 to 1.5 Includes Accessories Hard-Sided Carrying Case with Foam Cutouts for The Instrument Reagents