| HS Directory Tree | Description |
|---|---|
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Chapter 28; Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals of radioactive elements or of isotopes |
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Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; othermetal oxides, hydroxides and peroxides; |
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Other tungsten oxides and hydroxides; 其他钨的氧化物及氢氧化物; |
| 13-digits CIQ code | Commodity Name |
|---|---|
2825901990999 |
其他钨的氧化物及氢氧化物 |
| 8-digits HS code | Commodity Example of Chinese Name | Specification |
|---|---|---|
28259019.90 |
钨的氢氧化物 | |
28259019.90 |
氢氧化钨 | |
28259019.10 |
蓝色氧化钨 |



















