95% of DOP is used as a Plasticizer in PVC resins for fabricating flexible vinyl Product like vinyl upholstery, tablecloth, shower, curtain, raincoat, shoes, garden hoses, swimming pools liners, polymeric coating, cable coating, component of paper & paperboard, deforming agents, surface lubricants, in order of importance. The only significant non-plasticizer use for DOP is an replacement for polychlorinated biphenyls in dielectric fuild for electric capacitors. The miscellaneous use for DOP are :- as the solvent in erasable ink, as an acaricide for use in orchards, as an inert ingredient in pesticides, as an vacuum pump oil, in detecting leaks in respirators.