China · Heading· 1 subheadings· 0 codes

3914ION–EXCHANGERS BASED ON POLYMERS OF HEADINGS 3901 TO 3913, IN PRIMARY FORMS

Subheadings (6-digit WCO)

391400Ion-exchangers based on polymers of headings 39.01 to 39.13, in primary forms→
China HS 3914 · ION–EXCHANGERS BASED ON POLYMERS OF HEADINGS 3901 TO 3913, I · Treayo · 全球关税