Fumaric acid CAS NO.110-17-8

Fumaric Acid/110-17-8 Product Description Molecular formula: C4H4O4 Molecular wt: 116.07 Physical and chemical properties Major components:…

Fumaric Acid/110-17-8 Product Description Molecular formula: C4H4O4 Molecular wt: 116.07 Physical and chemical properties Major components: Fumaric acid Appearance: White or almost white crystalline powder, Sour fruit. (degrees centigrade) melting point: 286-287 (degrees centigrade) Boiling point: 290 (water=1) Relative density: 1.64(20 degrees centigrade ) Solubility: Soluble in water, slightly soluble in cold water Ether, Benzene, freely soluble in hot water, soluble in Ethanol. Health hazards: This product has a MID stimulating effect. There are no reports of occupational diseases Environmental hazards: Hazardous to the environment, it can cause pollution of atmospheric Hazardous characteristics: Open flame or high temperature can be encountered in combustion. It will be encountered in open flame when the powder and air mixture reaches a certain concentration ITEM SPECIFICATION RESULTS Appearance White or almost white crystalline powder Conforms Content ≥ 99.5 99.7 Loss on drying(%) ≤ 0.5 0.15 Residue on ignition(%) ≤ 0.10 0.06 Melting point( C ) 286~302 Heavy metals(Pb, mg/kg) ≤ 10 10 max Maleic acid(%) ≤ 0.10 0.10 max Arsenic (mg/kg ) ≤ 3 3 max