Qingdao Exceed Fine Chemicals Co.,Ltd
The most professional solution provider of polyurethane and rubber chemicals!
Add to Cart
Molecular formula: C9H4O5
Molecular weight: 192.12
CAS NO.:552-30-7
H.S CODE:2917399090
1. Properties:
1) white flakes, musty odor;
2) pH: 2.0;
3) vapor pressure:less than 1.1X10-7mm HG at 25°C;
4) vapor density: 6.6;
5) boiling point : 390°C;
6) melting point:164°C;
7) solubility in water:moderate after hydrolysis to acid;
8) specific gravity (water=1): 1.54
| Items | Specifications |
| Appearance | White Flakes |
| Anhydride Content | 95MIN |
| Crystallizing Point(℃) | 164MIN |
| Molten Color(APHA) | 150MAX |
| Acid Number(MG KOH/G) | 865MIN |
| Phthalic Anhydride(PPM) | 300MAX |
2. 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.
3. Packing:
25kg net weight in composite bags, or packed in woven bags at 500/1000kg net weight.