High-Purity Liquefied Butane Laboratory Gas from Canada
99.99% pure liquefied n-butane in 40L lecture bottle for gas chromatography standards and laboratory calibration. HTS 2711.13.0020 applies to this 'other' butane not meeting special purity exclusions. Includes CGA 510 valve.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide GC-MS analysis certificate proving butane identity and impurity levels
• Declare as UN1978 liquefied petroleum gas; ensure cylinder retest dates current
• Lab gas importers often overlook valve outlet standards (CGA510 vs CGA600)