Hexachlorobenzene Technical from Canada
Hexachlorobenzene (HCB) is a fully chlorinated benzene ring compound historically used as seed fungicide, now mostly reference standard. As a classic halogenated aromatic pesticide, it matches HTS 2903.99.30.00 exactly. Persistent organic pollutant status.
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
• PIC procedure under Rotterdam Convention mandatory
• Strict quantity limits for non-research imports
• High purity certification (>99%) essential