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

Teledyne API T400 UV Absorption SO2 Analyzer from Canada

The Teledyne T400 uses UV fluorescence for precise SO2 chemical analysis in ambient air monitoring stations. Classified HTS 9027.89.4530 as electrical chemical analysis apparatus with paramagnetic interference compensation. Meets EPA reference method requirements.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

EPA EQAS program documentation accelerates approval

Zero/span calibration port specs prevent misclassification