Fluoromethane (HFC-41) Calibration Gas from China
Fluoromethane (HFC-41) is a saturated fluorinated derivative of acyclic hydrocarbons, explicitly listed under tariff item 2903.43.00. It is used in trace amounts in nitrogen mixtures as calibration gas for environmental gas analyzers monitoring fluorocarbon emissions. The pure HFC-41 component drives classification, and the product meets the chapter's criteria for a separate chemically defined compound.
Duty Rate — China → Canada
0%
Import Tips
• Classify based on the pure HFC-41 component, but be aware that if the gas mixture is for retail sale, other headings may apply
• Provide the exact concentration and purity analysis to CBSA
• Ensure compliance with Canadian gas cylinder transport regulations