We offer Hydrogen Peroxide in Singapore. H2O2 is commonly used in water treatment to eliminate odours, especially H2S odours (that rotten egg odour). It sterilised water. Paper and textile manufacturers bleach with it. Its oxygen-oxygen single bond makes it a powerful oxidant. Industrial Hydrogen Peroxide solution is 27.5%, 35%, and 50% pure. Colourless and odourless H2O2.