Quaternary Ammonium Cellulose Ether from United States
Quaternary ammonium cellulose ether is a cationic cellulose ether used in paper manufacturing and water treatment as a flocculant. It falls under tariff item 3912.39.00 as an 'other' derivative meeting polymer content rules.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the quaternary ammonium groups are appendages to the main cellulose chain, not graft copolymers
• Provide a technical data sheet showing the degree of substitution and charge density
• Check if the product is subject to any environmental regulations due to its use in water treatment