Difenzoquat Methyl Sulfate Technical Grade from China
Difenzoquat Methyl Sulfate Technical Grade is pure 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate, a quaternary ammonium salt used as the active ingredient in herbicides for wild oat control in cereals. This chemically defined heterocyclic compound with a pyrazolium ring falls under tariff item 2933.19.00.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is not formulated with other active ingredients that could shift classification to a pesticide heading
• Have the technical data sheet and purity certificate ready for CBSA
• Check if a Pest Control Products Act import permit is required for the herbicide use