Diethylcarbamoyl Diphenylamine from China
Diethylcarbamoyl Diphenylamine, also known as sym-diethyldiphenylurea, is a key reagent in dye manufacturing and polymer chemistry. It is a cyclic amide-function compound of carbonic acid classifiable under tariff item 2924.21.00 as a ureine derivative, meeting Chapter 29's definition of a separate chemically defined compound.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is not diluted with solvents for specific use, which could affect classification
• Provide the chemical structure and purity for CBSA verification
• If used as a dye intermediate, confirm it is not put up in measured doses for retail sale