Cerex
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| Brand | Cerex |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Open Path-FTIR |
| Detection Principle | Fourier Transform Infrared (FTIR) Spectroscopy |
| Instrument Type | Online Continuous Emission Monitor |
| Typical Configuration | Multi-Gas VOC & HAPs Analyzer |
| Detection Range | 0–100 ppb (gas-dependent) |
| Spectral Resolution | 0.05–0.5 cm⁻¹ (not nm — corrected per FTIR standard) |
| Accuracy | ±1–3% of reading |
| Response Time | 1 Hz (1 spectrum per second) |
| Detector | Liquid-Nitrogen-Free Stirling-Cooled MCT |
| Cooling System | Integrated Stirling Cryocooler (MTBF ≥20,000 hrs) |
| Consumables | IR Source & Cryocooler (replacement interval: every 3 years) |
| Gas Coverage | >385 gases, including 100+ EPA-listed Hazardous Air Pollutants (HAPs), acids, aldehydes, aromatics, CFCs, greenhouse gases, hydrocarbons, and combustion byproducts |
| Brand | Cerex |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Open Path UV-DOAS |
| Detection Principle | Ultraviolet Differential Optical Absorption Spectroscopy (UV-DOAS) |
| Instrument Type | Online Continuous Emission Monitor |
| Typical Configuration | Multi-Component VOC & Inorganic Gas Analyzer |
| Detection Range | 0.1–10 ppb (gas-dependent) |
| Resolution | 0.1 ppb |
| Accuracy | ±0.1% of full scale |
| Response Time | <1 s |
| Optical Path Length | 0–2000 m |
| Compliance | ASTM D6348, ISO 12039, EN 15267-3 (configurable), US EPA Method TO-14/TO-15 compatible (with optional calibration gas manifold) |