We are offering tributyl citrate (tbc), high boiling plasticizer, is used as a solvent for polymers especially for pvc and its copolymers which are subsequently applied to food wrapping film. It is a plasticizer permitted in the field of food additive, food contact material, medical, and pharmaceutical. It is used as a plasticizer and humectants for cigarette filters, lacquers, varnishing, etc. Further, it is an effective way to keep stable color maintenance when processed with resins due to the property of heat-stable.