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Tariff referenceChapter 99 › 9902.09.83

HTS 9902.09.83 — Formulated fungicide kit consisting of individual packs of tetra-n-butylammonium fluoride (CAS No. 87749-50-6), dimethylsulfoxide (CAS No. 67-68-5), 2-(butyldimethylsilyl)-1-methylcyclopropanol-1-methanesulfonate (CAS No. 1446996-86-6), and sodium hydroxide solution (CAS No. 1310-73-2) (provided for in subheading 3808.92.50)

The current US import duty for Formulated fungicide kit consisting of individual packs of tetra-n-butylammonium fluoride (CAS No. 87749-50-6), dimethylsulfoxide (CAS No. 67-68-5), 2-(butyldimethylsilyl)-1-methylcyclopropanol-1-methanesulfonate (CAS No. 1446996-86-6), and sodium hydroxide solution (CAS No. 1310-73-2) (provided for in subheading 3808.92.50) (HTS 9902.09.83) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.

Formulated fungicide kit consisting of individual packs of tetra-n-butylammonium fluoride (CAS No. 87749-50-6), dimethylsulfoxide (CAS No. 67-68-5), 2-(butyldimethylsilyl)-1-methylcyclopropanol-1-methanesulfonate (CAS No. 1446996-86-6), and sodium hydroxide solution (CAS No. 1310-73-2) (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=9902.09.83&origin=&value=. Current as of USITC 2026HTSRev10 (synced 2026-06-12).