Sandhya Dyes and Chemicals manufacture Alkyl Aryl Phosphites. Sandhya Dyes and Chemicals is an ISO 9001:2000 certified company. The Alkyl Aryl Phosphites are used for color retention during processing of polycarbonates, polyester. They are also used as stabilizers in ABS, Polyurethane, Coatings and PET systems. The available varieties of Alkyl Aryl Phosphites are Diphenyl Isodecyl Phosphite [DPDP], Di Iso Decyl Phenyl Phosphite [DDPP] and Di Phenyl Iso Octyl Phosphite [ DPOP].