Fluorometer Flow Cell from Mexico
Quartz flow cells for fluorescence spectrophotometers (9027.30) with sub-micron path lengths for continuous sample analysis. Black-coated exteriors minimize stray light in sensitive fluorescence detection. 9027.90.64.00 classification for optical fluorometer accessories.
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
• Document flow cell volume capacity and dead volume specs matching fluorometer pump systems
• Include black coating reflectivity data (<1% stray light) confirming optical instrument design
• Specify compatible excitation/emission wavelength ranges for target fluorometers