Hexachlorocyclopentadiene from Canada
Hexachlorocyclopentadiene is a chlorinated cyclic hydrocarbon used primarily as a chemical intermediate in pesticide and flame retardant production. It falls under HTS 2903.89.70.90 as a halogenated derivative of cyclanic hydrocarbons, specifically featuring multiple chlorine atoms attached to a cyclopentadiene ring structure. This classification aligns with Chapter 29 notes for separate chemically defined organic compounds with halogen substitution.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6096.3%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Verify chemical purity certificates to confirm it meets 'separate chemically defined compound' criteria under Chapter 29; obtain EPA TSCA registration for chemical imports; ensure proper HAZMAT labeling for chlorinated compounds to avoid customs delays