FTIR Gas Analyzer for Stack Emissions
Fourier Transform Infrared spectrometer designed for continuous monitoring of multiple gases in industrial exhaust stacks using optical interferometry. Classified under HTS 9027.10.40.00 for its optical analysis of gas composition in compliance monitoring.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If chromatographic separation principle used
Gas chromatographs classify separately even for similar end uses.
If sold as complete continuous emission monitoring system (CEMS)
Integrated systems with data acquisition classify as complete machines.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Provide EPA Method 320 validation data for customs verification of stack gas application
• Label clearly as 'optical FTIR analyzer' to distinguish from mass spec under different codes
Related Products under HTS 9027.10.40.00
Portable Optical Smoke Density Meter
Handheld device using light obscuration to measure smoke density and particulate matter in ambient air or vehicle exhaust. Meets HTS 9027.10.40.00 criteria as optical apparatus for smoke/gas analysis.
Biogas Optical Methane Analyzer
Fixed installation analyzer using laser spectroscopy for methane, CO2, and H2S measurement in anaerobic digesters. Classifies under HTS 9027.10.40.00 for optical biogas composition analysis.
Cavity Ring-Down Spectroscopy Trace Gas Analyzer
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.
Raman Gas Analyzer for Explosive Detection
Laser Raman spectroscopy system identifying explosive vapors and chemical agents through molecular fingerprint scattering. HTS 9027.10.40.00 covers optical gas/plume analysis.
Photoacoustic Gas Monitor
Infrared photoacoustic spectroscopy analyzer detecting multiple trace gases through sound wave generation in modulated light-absorbed gas. Optical modulation classifies under HTS 9027.10.40.00.
Quantum Cascade Laser HCl Analyzer
QCL-based optical analyzer for continuous hydrogen chloride monitoring in incinerator and semiconductor process gases. Mid-IR laser absorption qualifies for HTS 9027.10.40.00.