Dinonylnaphthalenesulfonic Acid from United States
Dinonylnaphthalenesulfonic acid is a high molecular weight aromatic sulfonic acid under tariff item 2904.10.00. Used in metal extraction and oil additives, this product contains only sulpho groups as functional derivatives.
Duty Rate — United States → Canada
0%
Import Tips
• Classify the product as a sulphonated derivative of a hydrocarbon
• Ensure the product meets Canadian environmental standards
• Verify if a permit is needed for metal extraction applications