What is the item description for 3913900090 of HScode China?
The description of the item 3913900090 of China HScode: Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms: Other: Natural polymers (including modified natural polymers, for example, hardened proteins), not elsewhere spcified or included, in primary forms