Gas Chromatograph Injector Liner from Mexico
A replaceable glass or quartz liner for the injection port of gas chromatographs (subheading 9027.30). It vaporizes samples for separation analysis and must withstand high temperatures. Falls under 9027.90.84.00 as a principal accessory for GC instruments.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include OEM part numbers and compatibility docs linking to specific 9027.30 models
• Declare material composition (quartz vs borosilicate) as it affects cleaning validation