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)
Duty rates
- General (MFN)
- Free
- Special programs
- No change
- Column 2 (non-MFN)
- No change
“General” applies to imports from most trading partners under normal trade relations. “Special” lists products eligible for reduced or duty-free treatment under programs like GSP, USMCA, CAFTA-DR, or individual free-trade agreements. “Column 2” applies to imports from countries without normal trade relations (currently Cuba and North Korea).
Chapter 99
Temporary legislation; temporary modifications (Section XXII — Special classification and temporary provisions)