Pentachlorobenzene (PCBZ) from Canada
Pentachlorobenzene (ISO), a chlorinated aromatic hydrocarbon with the formula C6HCl5, is a white crystalline solid used primarily as an intermediate in chemical synthesis. It falls under HTS 2903.93.00.00 as a specifically named halogenated derivative of aromatic hydrocarbons per Chapter 29 notes (a). Purity typically exceeds 98% for industrial applications.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Obtain TSCA pre-manufacture notice if synthesizing further derivatives in the US; verify EPA registration for any pesticide-related uses
• Provide detailed purity certificates (GC-MS analysis) and SDS; declare as 'chemical intermediate, not for direct pesticide use' to avoid misclassification