sym-Diethyldiphenylurea from Mexico
sym-Diethyldiphenylurea is a specific aromatic ureine derivative appearing as a white to off-white crystalline powder used primarily in industrial applications. It is classifiable under tariff item 2924.21.00 as a cyclic amide-function compound of carbonic acid, per Chapter 29's scope for ureines.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the product is a separate chemically defined compound with no added stabilizers beyond those necessary for preservation
• Provide the CAS number and purity certificate
• If imported for pharmaceutical use, verify compliance with Health Canada regulations