Difenzoquat Methyl Sulfate Ion-Pair Reagent from Japan
Difenzoquat Methyl Sulfate Ion-Pair Reagent is a specialty grade 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate used as an ion-pairing agent in reversed-phase HPLC for quaternary ammonium compound analysis. It meets Chapter 29 note (e) as a solvent-dissolved product for safe transport. Its unfused pyrazole ring qualifies it for tariff item 2933.19.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Ensure the solvent used does not render the product particularly suitable for specific use rather than general use
• Have the technical data sheet and solvent composition ready for CBSA
• Check if the reagent use requires any laboratory chemical import permits