NOx_CLD_12207616365_ACD-C
operational
🔬 chemiluminescence detector, molybdenum converter
🏭 Thermo Fisher Scientific
📦 Thermo 42i-QTL
S/N 12207616365
▶ Description
Chemiluminescence detector with molybdenum converter operated at the observatory platform Atmospheric Chemistry Department Chamber (ACD-C) to perform in-situ measurements of nitrogen oxides (NOx).
▶ 🔧 Inlet System
| Operated in atmospheric simulation chamber | ✓ |
| Distance chamber wall | 0.65 m |
| Distance from VOC inlet | 1.4 m |
| Distance from condensables inlet | 1.9 m |
| Distance from ozone inlet | 0.25 m |
| Inlet tube material | PFA |
| Residence time | 3.193114773 s |
| Humidity/Temperature control | Manual control (see metadata) |
| Inlet line heating | ✗ |
| Filter inlet material | PTFE (Teflon) |
| Inlet filter mesh size | 0.5 µm |
▶ ⇄ Converter
| Type | Molybdenum |
| Converter manufacturer | Thermo Fisher Scientific |
| Converter model | Thermo 42i-QTL |
| Converter serial number | 12207616365 |
| Temperature | 598.0 K |
▶ 📐 Calibration
| Gas standard concentration | 10.07 µmol/mol |
| Gas standard uncertainty | 0.1 µmol/mol |
| Gas standard confidence interval | 95% |
| Zero air | Zero Air generator |
| Zero air manufacturer | undefined |
| Zero air model | undefined |
NO Calibration
| Type | Cylinder/Dilution |
| Automation | Automatic |
| NO calibrator manufacturer | Horiba |
| NO calibrator model | Horiba APMC-370 |
| NO calibrator serial number | 903916 |
NO₂ Calibration
| Type | GPT |
| Automation | Automatic |
| NO₂ calibrator manufacturer | Horiba |
| NO₂ calibrator model | Horiba APMC-370 |
▶ 📏 Auxiliary Measurements
| Role | Type | Manufacturer | Model | Serial number |
|---|---|---|---|---|
| Ozone instrument | ultra-violet absorption detector | Thermo Fisher Scientific | Thermo 49iQ | – |
| Meteorology instrument | – | Vaisala | Vaisala HMT337 | – |
▶ 📋 Measurement QA/QC
| Instrument log book | Electronic |
| Checklist | 1.0 weeks |
▶ ✅ Data QA/QC
| Time series analysis of calibrations | ✓ |
| Time series analysis of compound ratios | ✗ |
| @VOC@ | ✗ |
▶ 📤 Data Submission
| Database | Submission interval |
|---|---|
| ACTRIS | 1.0 years |
▶ 👤 Operators
| Operator | Level |
|---|---|
| 0000-0002-3236-9780 | scientist |