| post date: | dec 02,2021 |
| expiry date: | dec 09,2021 |
| detailed description: |
cas no. :110-17-8
quantity: 1metric tons specs:technical grade payment method: t/t, l/c at sight and other payment terms fumaric acid has a fruit acid taste , maninly used as a raw material for polyester resins and alkyd resins , manufacturing synthetic resin posses a excellent thermal stability and insulation , polymerization of vinyl acetate and produces ahhesives , can also be used for pharmaceutrical raw material and food additives acidulant , beverage and other sourness agents and it is also an important raw material or glass fiber reinforced plastic and food industry . description white, odorless granules or crystalline powder. it is soluble in alcohol, slightly soluble in water and in ether, and very slightly soluble in chloroform chemical name trans-butenedioic acid molecular formula c4h4o4 structural formula molecular weight 116.07 solubility (g/100g) in water at 25 0.7 in water at 100 9.8 in alcohol at 30 5.76 in dimethyl benzene at 20 0.03 specification (fcciv,1996) assay(as c4h4o4) 99.5%~100.5%(anhydrous basis) melting point 294oc~300oc arsenic(as as) 3mg/kg max heavy metals(as pb) 10mg/kg max maleic acid 0.10% max residue on ignition 0.1% max water 0.5% max |
| cas registry number: | 110-17-8 |
| synonyms: | ;trans-2-butenedioic acid;l-fumaric acid; |
| molecular formula: | c4h4o4 |
| molecular weight: | 116.07 |
| molecular structure: | 
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| hazard symbols: | |
| risk codes: | r36:; |
| safety description: | s26:; |
