Carboxylated NBR Latex from United States
A latex of carboxylated acrylonitrile-butadiene rubber (XNBR) used for paper coatings, with improved adhesion properties. It is a liquid primary form of synthetic rubber under Chapter Note 3(a), and the carboxylation does not remove it from heading 40.02. It is classified as other NBR under tariff item 4002.59.00.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the latex does not contain fillers or plasticisers beyond permitted limits, as these would exclude it from heading 40.02
• Provide a certificate of analysis to CBSA if requested, showing the carboxylated NBR content and absence of prohibited additives