We can supply food and industrial grade Fumaric Acid CAS: 110-17-18 and Molecular Formula: C4H4O4 in whitel ... 5%min.Sulphate: 1.00%maxWater: 25%max Usage: Fumaric acid is an important organic-chemical raw material used mainly in ... the synthesizing pharmaceutics unstaturated polyester resins, coating, plasticizers, L-malic acid, L-aspartic acid, etc, also used as foodstuff additives. Packing: Packed in ...