| Customization: | Available |
|---|---|
| Powder: | Yes |
| Customized: | Customized |
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| Product name | Fumaric acid |
| CAS NO | 110-17-8 |
| Molecular formula | C4H4O4 |
| Molecular weight | 116.07 |
| EINECS No | 203-743-0 |
| Appearance | Odorless, White crystalline powder or fine particle |
Fumaric acid is an important organic chemical raw material. It is also an intermediate of fine chemical products. It is also an important derivative of m'aleic a'nhydride. It is widely used in the fields of food, coating, resin and plasticizer. Fumaric acid is used as an acidifying agent in the food industry. It can be used in cool drinks, western style wine, cold drinks, concentrated fruit juice, canned fruits, pickles and ice cream. As an acidic material for solid beverage, it has good durability and fine tissue.
Fumaric acid Usage
1. Used in the manufacture of unsaturated polyester resins, pesticides, sour agents and amino acids, etc.
2. Food acidulant, which has an important effect on antibacterial and antiseptic; acidity regulator, acidulant, anti-thermal oxidation auxiliary, pickling accelerator, spice. When used as solid beverage gas generator acidic substance, the bubbles are lasting and delicate; medicine And optical bleaching agent and other fine chemical intermediates. It is used in the production of antidote sodium dimercaptosuccinate and the treatment of small red blood cell anemia drug for iron-rich blood. It is also used in the production of unsaturated polyester resin.
3. Calibration standard lye. Separate thorium from c'erium, lanthanum, praseodymium, and rubidium. Synthetic resin. Mordant. Antioxidant.
Specification
| Item | Food&Feed Grade | Industry Grade |
| Appearance | White crystalline powder | / |
| Purity(based on C4H4O4) | 99.5%-100.5% | 99.0%min |
| Heavy metals(Pb) | ≤10ppm | ≤10ppm |
| Arsenic(As) | ≤3ppm | ≤5ppm |
| Water Content | ≤0.5% | ≤0.5% |
| Melting range | 286°C~302°C | 286°C~302°C |
| Residue on Ignition | ≤0.1% | ≤0.1% |
| Chroma( in 5% ethanol) | ≤10 Hazen | / |
| Maleic acid | ≤0.1% | ≤0.1% |
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