Phthalic Anhydride Cas 85-44-9
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Description
Phthalic anhydride Quick Details
Chemical Name: Phthalic anhydride (PA); 2,5-Isobenzofurandione
CAS No.: 85-44-9
Molecular Fomula: C8H4O3
Chemical Structure:
Molecular weight: 148.12
Appearance: White flake or crystalline powder
Assay: ≧99.9%
Phthalic anhydride Typical Properties
| Item | Specifications | Results |
| Appearance | White flake or crystalline powder | White flake or crystalline powder |
| Content% | ≧99.9 | 99.96 |
| Melt chromaticity No. | ≤20 | 10 |
| Thermal stability chroma No. | ≤50 | 30 |
| Free mass fraction% | ≤0.2 | 0.018 |
| Benzoic acid | ≤0.05 | 0.01 |
Phthalic anhydride Usage
1. it is one of the important organic chemical raw materials, used for the production of plasticizer, alkyd resin, unsaturated polyester resin, dyes and pigments, medicine and pesticides.
2. phthalic anhydride for short, phthalic anhydride, is a fungicide disinfectant, insecticide imisulphos, herbicide to kill pine intermediate.
Phthalic anhydride Packaging and Shipping
Packing: 25kg/bag
Phthalic anhydride Storage
Store in cool, dry and well ventilated warehouse.