Sodium Hypochlorite is a greenish-yellow liquid with formula NaClO.

Bromocresol Green (BCG) is odourless, pH sensitive triphenylmethane dye with formula C21H14Br4O5S. It is sparingly soluble in water and soluble in ethanol, ether, ethyl acetate.

Acetic Acid (CH3COOH) is acid that gives vinegar its characteristic taste. The pure acetic acid is a colorless viscous liquid or glassy solid.

Chlorine Tablet is a widely used water disinfectant which kills most viruses and bacteria in water.

Descaling Liquid is an easy to use acid compound for removing water scale and iron dioxide deposits. It protect metal surfaces. It works by attacking the alkaline earth deposits that can be formed on metal surfaces.