Fiber Optic Probe for Raman Spectrometer from Mexico
High-performance fiber optic probe with sapphire ball lens for remote sampling in Raman spectrometers (9027.30.40). Transmits laser excitation and collects scattered light for non-destructive molecular analysis. This specialized accessory qualifies under 9027.90.56.30 due to its principal use with covered electrical apparatus.
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
Import Tips
• Provide Raman shift performance specifications and compatible laser wavelength data for customs validation
• Include end-user statements confirming use solely with chapter 90 spectrometers, not general fiber applications
• Declare optical fiber content accurately to avoid scrutiny under chapter 85 telecommunications headings