Halazone's disinfecting activity is mainly due to the hypochlorous acid (HClO) released by hydrolysis of the chlorine-nitrogen bonds when the product is dissolved in water: (R1)(R2)NCl+H₂O → HOCl+(R1)(R2)NH

The hypochlorous acid is a powerful oxidizer and chlorinating agent that destroys or denatures many organic compounds.

Halazone Tablets have a prominent status among water purification tablets for ensuring hygienic quality of water with its effective bactericidal activity in water. Halazone Tablets are a powerful purifier of drinking water in small quantities.

Tablets for solution 4 mg, are used for making water free form Bacteria and Germs responsible for water borne diseases. The mass of each tablet is 100 mg which releases 2 mg of chlorine sufficient to chlorinate 1 liter of water. Dissolve one tablet in one litre of water to be treated and allow 30 minutes time to react. Water will then be ready for potable purposes.

4 mg: To treat 1 liter water.

20 mg: To treat 5 liter water

40 mg: To treat 10 liters water.

80 mg: To treat 20 liters water.

100 mg: To treat 25 liters water.

200 mg: To treat 50 liters water.

400 mg: To treat 100 liters water.