Oleum (Fuming Sulfuric Acid) from Mexico
Oleum, also known as fuming sulfuric acid, is a solution of sulfur trioxide in sulfuric acid. It is explicitly named in this tariff item and is classified here as oleum, a chemically defined product used in organic synthesis and explosives manufacturing.
Duty Rate — Mexico → Canada
0%
Import Tips
• Clearly label the product as oleum with the sulfur trioxide content percentage
• Ensure compliance with dangerous goods regulations for fuming acids
• Provide safety data sheets and handling instructions to CBSA for review