Spectrometer Photomultiplier Tube Module from Mexico
High-sensitivity PMT module with electrical amplification for detecting low-light photons in emission spectrometers (9027.50). This electrical accessory for chemical analysis instruments classifies in HTS 9027.90.56.95.
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
• Provide spectral response curves and gain specs; comply with export controls for high-sensitivity detectors; declare voltage and cooling requirements