| 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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Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury |
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High-purity calcium, metal impurity(other than Magnesium)< 1‰, containing less than1/105 by weight of boron; 高纯度钙; |
| 13-digits CIQ code | Commodity Name |
|---|---|
2805120010101 |
高纯度钙(金属杂质(除镁外)含量<1‰,硼含量小于十万分之一)(碱金属、碱土金属) |
2805120010102 |
高纯度钙(金属杂质(除镁外)含量<1‰,硼含量小于十万分之一)(金属钙) |
| 8-digits HS code | Commodity Example of Chinese Name | Specification |
|---|---|---|
28051200.90 |
钙粉 | 非高纯度钙粉 |
28051200.90 |
钙 | 非高纯度钙 |
28051200.10 |
高纯度钙粉 | 金属杂质(除镁外)含量<千分之 |
28051200.10 |
高纯度钙 | 金属杂质(除镁外)含量<千分之 |



















