Pharmaceutical Grade Thiodiglycol USP from United States
Pharmaceutical grade thiodiglycol (bis(2-hydroxyethyl)sulfide) meeting USP standards. It is a separate chemically defined organo-sulphur compound, classified under tariff item 2930.70.00 as the named compound thiodiglycol (INN).
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is clearly labelled as bis(2-hydroxyethyl)sulfide (thiodiglycol) with purity and USP grade documentation
• Provide a safety data sheet (SDS) to the CBSA if requested
• Verify if a controlled substance permit is needed, as thiodiglycol is a chemical precursor