Difenzoquat Methyl Sulfate Reference Standard from Mexico
Difenzoquat Methyl Sulfate Reference Standard is a high-purity (≥98%) 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate certified reference material for analytical labs and pesticide residue testing. This chemically defined aromatic pyrazole compound is imported undiluted. It falls under tariff item 2933.19.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the reference standard is not put up in measured doses or for retail sale, which could shift classification
• Have the certificate of analysis and purity documentation ready for CBSA
• Check if the reference standard use requires any special permits