Terehalic acid 1. CAS: 100-21-0 2. Purity: 99.9% min CAS: 100-21-0 EINECS: 202-830-0 MF: C20H28O6 MW: 364.4327 InChI: DENSITY1.415g/cm3 MP: 300° C BP: 572° C at 760 mmHg FP: 313.8° C Vapor pressure1.83E-15mmHg at 25° C Properties Characters white needle crystal or powder. Relative density: 1.510g/cm3 Solubility soluble in alkali solution, slightly soluble in hot ethanol, insoluble in water, ether, acetic acid and chloroform. Uses: The manufacture of polyester resins, films, fibers, insulating paint and other important raw materials and engineering plasticsÂ
| ITEM | SPECIFICATION | UNIT | RESULT |
| Content | ≥ 99 | % | 99.9 |
| Appearance | white powder |  | white powder |
| A | ≤ 28 | mg/kg | 10 |
| DMF chroma | ≤ 10 |  | 8 |
| PMBAH | ≤ 160 | mg/kg | 125 |
| MOISTURE | ≤ 0.2 | % | 0.11 |
| ASHÂ CONTENT | 0.73-0.77 | mgKOH/kg | Â Â Â Â Â Â Â Â Â Â Â 0.76.1 |
| Fe | ≤ 1 | mg/kg | 0.2 |
| Heavy mental | ≤ 5 | mg/kg | 1.4 |
| Conclusion: Â Qualified | |||
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