| Customization: | Available |
|---|---|
| CAS No.: | 110-17-8 |
| Formula: | C4h4o4 |
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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 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 cerium, lanthanum, praseodymium, and rubidium. Synthetic resin. Mordant. Antioxidant.
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TESTS |
SPECIFICATIONS |
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Appearance |
Odorless, White crystalline powder or fine particle |
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Assay by NaOH(%) |
Min 98.5 |
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Loss on drying(%) |
Max 0.5 |
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Resudue on ignition(%) |
Max 0.1 |
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Melting point(ºC) |
282-302 |
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As(ppm) |
Max 2 |
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Heavy metal(Pb,ppm) |
Max 2 |
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