Industrial grade fumaric acid is mainly used in unsaturated resin, organic synthesis, medicine, oil and preservative industries. This product is produced by the isomerization of maleic anhydride aqueous solution recovered from the waste gas of phthalic anhydride plant. The product quality strictly complies with the national standard, and the content is more than 99%. This product is white crystal, 25kg / bag.

Feed grade fumaric acid, with a content of more than 99.5%, is mainly used to produce feed acidifier and feed compound acidifier. It can replace antibiotics, reduce the pH value of animal intestine, promote the growth and reproduction of beneficial bacteria, and improve the palatability and utilization rate of feed.

Food grade fumaric acid is produced by pure benzene oxidation method. The color of the product reaches 15 and the content is more than 99.5%. It is white crystal or white powder. It is widely used as sour agent, preservative, antioxidant, etc. it is mainly used as an additive in the processing of alcohol, soft drinks, baked food and non-staple food. Food grade fumaric acid is a pure sour agent. It is used to produce soda, fruit juice, ice cream and fruit sugar. It also has a good anti mildew effect on white bread, vegetables, fruits, fresh meat and other foods.