Thorium Sulfate Solution from Canada
Aqueous solution of thorium sulfate (Th(SO4)2), used in analytical chemistry and metal recovery. Classified in HTS 2844.30.10.00 as a thorium compound, chemically defined per Chapter 28.
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
• Classify as LSA-I for low specific activity liquids; use Type IP-1 packages
• Provide concentration data to confirm 'chemically defined' vs mixture status
• Avoid bulk import without end-user verification for non-proliferation compliance