These pastilles enable you to measure the total rate of chlorine with the help of your analysis kit. To use with an analysis kit or a photometer.
By using this pastille combined with the DPD 1, the difference between the 2 measures match the rate of chloramine present in the water of your spa.
The chloramines result from the chlorine action. They are irritating for the eyes and the skin. They can also be harmful when used at strong dose. That is why it is important to regularly measure its rate.
Capacity:* Pastilles number: 100