Residual chlorine measurement (DPD method) in one step.
Measurements can be performed by simply dissolving 100 mg (or 1 tablet) per 10 mL of test water.
There is no need to use two types of reagents (DPD indicator and phosphate buffer solution).
The test liquid is highly transparent so it can be used with colorimeters and photometers.
Comes with a measuring spoon for one dose (100mg). Specifications: Reagent
Capacity: 25g
