Profile: Star Chemicals (Bombay) Ltd. manufactures elemental phosphorus. We are accredited with ISO 9001:2000 certification. Our product line includes red phosphorous, phosphorous pentasulphide, phosphoric acid, polyphosphoric acid, yellow phosphorous and ferro phosphorous. Our product phosphorous pentasulphide is used in the manufacture of organic intermediates such as diethoxy or dimethoxy di thio phosphoric acid, di ethyl thiophosphoryl chloride and di methyl thiophosphoryl chloride.