... is used for food, cosmetic, medical health product and preservative for tobacco As unsaturated acid,it also used ... in resins,spices and rubber industries.6.Packing: (1)25kg or 50kg ... kraft paper bag lined with plastics bag.7.Storage and Transport: Kept in tightly closed containers, it should ... , ≤%0.00020.0003Lead, ≤mg/kg2-- Potassium sorbate,powder and granular,PSG,PSP