Spent Metal Pickling Liquor from United States
This is hydrochloric acid-based pickling liquor waste from steel derusting, contaminated with iron. Note 6(c) to Chapter 38 explicitly includes wastes of metal pickling liquors under heading 38.25. As it is not excluded by other notes, it is classified under tariff item 3825.49.00 as 'Other' waste organic solvents.
Duty Rate — United States → Canada
6.5%
Import Tips
• Verify that the waste is not mixed with petroleum oils
• You may need a permit for importing hazardous waste
• Provide a detailed composition report to the CBSA for classification