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Description
Product Description
CAS No.: 110-17-8
Usage: Fumaric acid has bacteriostatic and antiseptic function. It can be used as acidulant, acidity regulator, acidifier, thermal-oxidative resist auxiliary, curing accelerant and spice. Widly used in producing various carbonic acid drink, wine, concentrated solid drink, ice cream and other cold foods and drink. It can replace malic acid, citric acid, for its acidity degree is 1.5 times of that of citric acid. Fumaric acid can be used as pharmaceutical intermediate and optical bleaching agent, also used in manufacturing unsaturated polyester resin.
| Item | Unit | Index |
| Purity (base on C4H4O4) | 99.50~100.50 (dry basis) | |
| Heavy metal (base on Pb) | PPM | ≤ 10 |
| Arsenic (base on As) | PPM | ≤ 3 |
| Water content | % | ≤ 0.5 |
| Melting range | oC | 286~302 |
| Residue on ignition | % | ≤ 0.1 |
| Chroma (in 5% ethanol) | # | ≤ 15 |
| Maleic acid | % | ≤ 0.1 |
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Fumaric Acid
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