</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Fluorometer Flow Cell from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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