Pharmaceutical Grade Thiodiglycol USP from Canada
Ultra-pure thiodiglycol meeting USP standards for use as a solvent in pharmaceutical intermediates and mustard agent synthesis precursor. HTS 2930.70.00.00 applies to this chemically defined organo-sulfur compound regardless of end use.
Duty Rate — Canada → United States
13.7%
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
• Obtain FDA import alerts clearance if destined for drug manufacturing; provide DMF if applicable
• Declare precisely as 'bis(2-hydroxyethyl)sulfide' to prevent reclassification; include NMR/GC assay results
• Comply with CWC Schedule 2.B.04 controls requiring end-user certificates for dual-use chemical