Reagent Grade Chlorosulfuric Acid from Canada
High-purity chlorosulfuric acid (>99%) suitable for laboratory use in analytical chemistry and as a catalyst in esterification reactions. Classified under HTS 2806.20.00.00 as a pure, chemically defined inorganic acid per Chapter 28 notes. Typically packaged in small glass ampoules or bottles for research applications.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include analytical certificates confirming >99% purity to prevent classification as impure acid; comply with IATA dangerous goods regulations for air import; check REACH/CLP labeling for EU-origin goods