Pharma-Grade sec-Butyl Chloride from United States
>- Pharma-Grade sec-Butyl Chloride is a low-impurity secondary alkyl chloride (2-chlorobutane) meeting USP/EP residual solvent limits for pharmaceutical manufacturing. As a chemically defined saturated chlorinated acyclic hydrocarbon, it falls under tariff item 2903.19.00, which covers other saturated chlorinated derivatives of acyclic hydrocarbons not more specifically named elsewhere.
Duty Rate — United States → Canada
Import Tips
• >- Ensure the product is accompanied by a certificate of analysis confirming chemical identity and purity, as the CBSA may verify it is a chemically defined compound under Chapter 29
• If the product contains a stabilizer, confirm it is solely for preservation or transport to remain classified under this item
• Consider obtaining an advance ruling from the CBSA to avoid delays