Product Application

Direction For use :

• 1. Take 25 ml of water sample to be tested in the Test jar
• 2. Add 1 micro spoon full of Reagent RX-TH-1.
• 3. Mix contents well to dissolve.
• 4. Add 15 drops of Reagent RX-TH-2 and mix well.
• 5. If colour turns blue, it indicates there is no hardness in the water.
• 6. If colour turns red, it indicates there is hardness.
• 7. Now drop wise add Reagent RX-TH-3 , counting the number of drops while

Mixing until the colour changes from RED to BLUE.

Reagent RX-TH-4 instead of Reagent RX-TH-3

Calculation :

Hardness PPM = RX-TH-3  Number of Drop X 2
Hardness PPM = RX-TH-4  Number of Drop X 5