Qingdao Exceed Fine Chemicals Co.,Ltd
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TRIMELLITIC ANHYDRIDE(TMA)
Molecular formula: C9H4O5
Molecular weight: 192.12
CAS NO.:552-30-7 H.S CODE:2917399090
Properties:
White Flakes, Musty odor; pH: 2.0; vapor pressure:less than 1.1X10-7mm HG at 25°C; vapor density: 6.6; boiling point : 390°C; melting point:164°C; solubility in water:moderate after hydrolysis to acid; specific gravity (water=1): 1.54
Use: This product mainly used as the raw material of PVC plasticizer, tricapryl trimellitate (TOTM) and polyester resin. Besides it can be used as the polyatomic acid, epoxy hardener, adhesive, stabilizer, surface-active agent, synthetic dyestuff, color and film, etc. of the heat resisting and insulating layer presser and heat resisting varnish water paint.
Product quality:
| APPEARANCE | WHITE FLAKES |
| ANHYDRIDE CONTENT | 95MIN |
| CRYSTALLIZING POINT | 164MIN |
| MOLTEN COLOR APHA | 150MAX |
| ACID NUMBER(MG KOH/G) | 865MIN |
| PHTHALIC ANHYDRIDE(PPM) | 300MAX |
Packing:
25kg net weight in composite bags, or packed in woven bags at 500/1000kg net weight.