Cavity Ring-Down Spectroscopy Trace Gas Analyzer from Germany
Ultra-sensitive optical spectrometer measuring ppb levels of water vapor, isotopes, and greenhouse gases using laser cavity decay time. HTS 9027.10.40.00 for advanced optical gas analysis.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include mirror reflectivity specifications (>99.99%) proving CRDS technology
• Classify for research use vs process control to avoid 9031
• Avoid 'optical sensor' generic description triggering broader classifications