Powder reagent for free chlorine, DPD Method, 100 tests Range: 0.00 to 2.50 mg/L (5.00 mg/L)****Some meters allow the user to extend the range to the value between the brackets.

Photometer Reagents for copper high (100 tests)

ISO turbidimeter with HI731313 accessory set, range 0.00 to 50.00 FTU/50 to 1000 FTU - drinking water, wastewater

Reagents for Photometers - nitrite (N-NO2) - Determination (100 tests)