| Product name: | DYPI1059 |
|---|---|
| English name: | 4-Ethynylphthalic Anhydride |
| Cas: | 73819-76-8 |
| Packing: | 20g，50g，100g，1kg，as required |
| Capacity: | 定制 |
| Place of Origin: | 中国 |
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