HFC-23 Research Laboratory Gas Mixture from China
A high-purity HFC-23 blend for atmospheric chemistry research and greenhouse gas studies. It is classified in tariff item 3827.51.00 due to trifluoromethane content in a mixture free of regulated ozone-depleting substances.
Duty Rate — China → Canada
0%
Import Tips
• Provide a certificate of analysis showing HFC-23 purity and absence of CFCs/HCFCs
• Ensure the product is labeled for research use to avoid misclassification
• Check if the gas cylinder meets Canadian transport regulations