| HS Directory Tree | Description |
|---|---|
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Chapter 29; Organic chemicals |
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Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids;their halogennated, sulphonated, nitrated or nitrosated derivatives |
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PTA(Purified terephthalic acid); 精对苯二甲酸; |
| 13-digits CIQ code | Commodity Name |
|---|---|
2917361100999 |
精对苯二甲酸(白色针状结晶或粉末,密度1.510,主要技术指标为4-羧基苯甲醛(4-CBA)≤25PPM) |
| 8-digits HS code | Commodity Example of Chinese Name | Specification |
|---|---|---|
29173611. |
精对苯二甲酸PURIFIED TEREPHTHL | 用途用于生产聚酯切片,C8H6O4,, |



















