9027.90.56.25/Mass Spectrometer Interface Kit for GC/Mexico

Mass Spectrometer Interface Kit for GC from Mexico

Transfer line and heater kit connecting gas chromatographs (9027.20.50) to mass spectrometers for combined GC-MS analysis. Maintains sample integrity during ionization transition. Classified in 9027.90.5625 as accessory principally for these chemical analysis instruments.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

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Import Tips

• Document compatibility with both GC and MS models to justify Chapter 90 classification

• Include vacuum/pressure specs distinguishing from general tubing