Purified Lindane Distillation Residue from Canada
Residue from lindane purification containing >60% gamma-HCH isomers. Still classified as HTS 2903.81.00.00 as primary HCH chemical identity maintained. Used for secondary recovery or lower-grade synthesis.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• GC analysis confirming HCH predominance essential for classification
• Waste determination letter if recycling residue
• Avoid 'waste' labeling triggering Basel Convention docs