p,p'-DDT Isomeric Standard 98% Purity from United States
p,p'-DDT is the specific isomer of DDT (clofenotane, INN) named in tariff item 2903.92.00. This pure isomeric standard is a separate chemically defined organic compound under Chapter 29 Note 1(a) and Note 1(b) for isomer mixtures. It is used for environmental monitoring and GC-MS calibration.
Duty Rate — United States → Canada
0%
Import Tips
• Specify the isomer purity (e.g
• 98% p,p'-DDT) on the invoice
• DDT is banned in Canada; a permit from Health Canada is required for any import
• Provide a letter of intent stating the product is for laboratory use only, not for agricultural application