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3913 -HS编码 商品归类查询
 3913900090    
其他初级形状的未列名天然聚合物
Natural polymers (including modified natural polymers, for example, hardened proteins), not elsewhere spcified or included, in primary forms
 3913900011    
香菇多糖
Lentinan
 3913100000    
初级形状的藻酸及盐和酯
Alginic acid, its salts and esters, in primary forms

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