Laboratory Grade sec-Butyl Chloride from Mexico
High-purity sec-Butyl chloride (99.5%+) packaged in 100mL-1L glass bottles for laboratory research use. Classified under HTS 2903.19.30.00 as a separate chemically defined organic compound per chapter notes. Used in synthetic chemistry for Grignard reagent preparation and extraction processes.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include Certificate of Analysis (CoA) specifying optical rotation and chiral purity if enantiomerically enriched
• Label containers with GHS pictograms and 'Corrosive' diamond per DOT 49 CFR 172.400 regulations