U.S. imports of Natural Polymers & Modified Natural Polymers, In Primary Forms, NESOI (HS 3913905000) totaled $4.2M in August 2026, imported from 34 countries.
Importers of Natural Polymers & Modified Natural Polymers, In Primary Forms, NESOI paid $297K in duties in August 2026, an average duty rate of 7.00% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule.
Last updated: August 2026 dataAverage import price $7.42/kg · 217 import shipments a month
Statistical number 3 of 5 in subheading 391390
Statistical number 3913905000 · $4.2M of $32.4M
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Imports
Imports
$4.2MYoY · free account
Low of 8 reported months · imports
Low · free accountThrough August 2026 · imports 8 of 12 months reported. Source: U.S. Census Bureau.
Imports · August 2026
origin
Italy and South Korea together supply 70% of it. China pays 38.9% duty; Italy 3.8%.
customs district
None recorded for this period.
destination
Census publishes state breakdowns to the 6-digit level only. See HS 391390 for those.
entry
Census publishes port breakdowns to the 6-digit level only. See HS 391390 for those.
rate provision · imports
None recorded for this period.