N,N'-Diphenylguanidine from Canada
N,N'-Diphenylguanidine is an aromatic imine-function compound specifically enumerated under HTS 2925.29.18.00, used primarily as an accelerator in rubber vulcanization processes. Its chemical structure features the guanidine moiety with phenyl substituents, qualifying it as a derivative of imines in this tariff subheading.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide detailed chemical analysis certificates confirming purity and structure to match the enumerated specification
• Ensure SDS and REACH compliance documentation for handling as a vulcanization accelerator
• Verify CAS number 102-06-7 matches import declaration to avoid misclassification