sales@sinfoochem.com
sales@sinfoochem.com
| Chemical Name | Phthalic Anhydride |
| CAS Number | 85-44-9 |
| Product Number | SU000003 |
| Molecular Formula | C8H4O3 |
| Molecular Weight | 148.11556 |
1.Product Introduction
Phthalic Anhydride OX-Based or N-Based
Appearance character: white flake shaped crystals
2.Specification or COA
|
Item |
Specification |
Result |
|
Appearance |
White needle shaped crystals or flake-shaped crystals |
White flake shaped crystals |
|
Fused chroma |
≤20 |
10 |
|
Chroma of thermal stability (Chroma No.) |
≤50 |
30 |
|
Chroma of sulphuric acid |
≤60 |
20 |
|
Crystallization point |
≥130.5℃ |
133.5℃ |
|
Purity |
≥99.5% |
99.98% |
|
Free acid (Mass fraction) |
≤0.1% |
0.02% |
|
Benzoic Acid |
≤0.05% |
0.001% |
3.Packing & Delivery
Standard export neutral packing in 25kg/Bag, 20'FCL=16MT with pallets; 20'FCL=18MT without pallets.
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