Tariff reference › Chapter 99 › 9902.09.79
HTS 9902.09.79 — Formulations of zinc 1-{(2R, 3R, 4S, 5R)-5-[(S)-{[(2S, 3S, 4S)-2-amino-5-(carbamoyloxy) -3,4-dihydroxypentanoyl] amino}(carboxylato)methyl] -3,4-dihydroxytetrahydro-2-furanyl}-2,4-dioxo-1,2,3,4-tetrahydro -5-pyrimidinecarboxylate (Polyoxin D Zinc Salt) (CAS No. 146659-78-1) (provided for in subheading 3808.92.50)
The current US import duty for Formulations of zinc 1-{(2R, 3R, 4S, 5R)-5-[(S)-{[(2S, 3S, 4S)-2-amino-5-(carbamoyloxy) -3,4-dihydroxypentanoyl] amino}(carboxylato)methyl] -3,4-dihydroxytetrahydro-2-furanyl}-2,4-dioxo-1,2,3,4-tetrahydro -5-pyrimidinecarboxylate (Polyoxin D Zinc Salt) (CAS No. 146659-78-1) (provided for in subheading 3808.92.50) (HTS 9902.09.79) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.
Formulations of zinc 1-{(2R, 3R, 4S, 5R)-5-[(S)-{[(2S, 3S, 4S)-2-amino-5-(carbamoyloxy) -3,4-dihydroxypentanoyl] amino}(carboxylato)methyl] -3,4-dihydroxytetrahydro-2-furanyl}-2,4-dioxo-1,2,3,4-tetrahydro -5-pyrimidinecarboxylate (Polyoxin D Zinc Salt) (CAS No. 146659-78-1) (provided for in subheading 3808.92.50)
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=9902.09.79&origin=&value=. Current as of USITC 2026HTSRev13 (synced 2026-07-29).