Tariff reference › Chapter 99 › 9902.11.44
HTS 9902.11.44 — Polyethylenimine (CAS No. 9002-98-6), refrigerated, in containers not holding over 1 L (provided for in subheading 3911.90.25)
The current US import duty for Polyethylenimine (CAS No. 9002-98-6), refrigerated, in containers not holding over 1 L (provided for in subheading 3911.90.25) (HTS 9902.11.44) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.
Polyethylenimine (CAS No. 9002-98-6), refrigerated, in containers not holding over 1 L (provided for in subheading 3911.90.25)
Current US duty rate
| Column 1 (General / MFN) | Free |
|---|---|
| Special (FTA programs) | No change |
| Column 2 (other) | No change |
No Chapter 99 (Section 301/232/122) cross-reference on this line; origin-specific surcharges may still apply — check the calculator.
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Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=9902.11.44&origin=&value=. Current as of USITC 2026HTSRev10 (synced 2026-06-12).