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Home » Product List » Benzene & Derivative » Phthalic Anhydride (PA)
Product Details
Phthalic Anhydride (PA)
Product Description
FORMULA: C8H4O3
APPLICATION: The product is used in plastics, paint, dyes and chemical fibres.
STANDARD: GB/T 15336-94
QUALITY: Qualified by tested according to the national standards
PACKING, STORAGE AND TRANSPORTAION: The product to be shipped out of the factory in bags, by highway, railway or waterway. Moisture Should be prewented transportation.
| Grade One | Grade One | ||
| Appearance | white flakes or crystal powder | white flakes or crystal powder | |
| melting color no. | ≤ | 50 | 100 |
| heat steady color no. | ≤ | 150 | -- |
| crystal point ºC | ≥ | 130.3 | 130.0 |
| purlfication % | ≥ | 99.5 | 99.0 |
| free acid content % | ≤ | 0.5 | 0.5 |
