N-Butane Calibration Gas from Japan
Liquefied n-butane in trace concentrations for gas chromatography calibration standards. This product is under tariff item 2711.13.00 as liquefied butane, used in laboratory quality control, provided in certified cylinders with NIST traceability.
Duty Rate — Japan → Canada
0%
Import Tips
• Ensure the product is classified as butane, not as a chemical mixture
• Provide certification documents for traceability
• Check if any special permits are needed for laboratory gases