NMHCs_GC_online_xx_EUPHORE
installed
🔬 gas chromatograph, online
🏭 Agilent
▶ Description
Gas chromatograph operated at the atmospheric simulation chamber EUPHORE to perform online in-situ measurements of non-methane hydrocarbons (NMHCs).
▶ 🔧 Inlet System from 9999-01-01
| Operated in atmospheric simulation chamber | ✓ |
| Distance from NOx inlet | 3.0 m |
| Distance from ozone inlet | 3.0 m |
| Inlet tube material | stainless steel |
| Residence time | 3.0 s |
| Inlet line heating | ✓ |
| Inlet line temperature | 80.0 °C |
| Filter inlet material | None |
▶ 💨 Sample from 9999-01-01
| Sample air flow | Vacuum sampling |
| Pump | |
| Air flow | 10.0 mL/min |
▶ 🧬 Compounds from 9999-01-01
| # | Name |
|---|---|
| 1 | ethane |
| 2 | propane |
| 3 | n-butane |
| 4 | n-pentane |
| 5 | n-hexane |
| 6 | n-heptane |
▶ 🧪 Air Treatment during sampling from 9999-01-01
| Water removal | None |
| CO₂ removal | None |
| Oxidant removal | None |
| Particle removal | None |
▶ 🌬️ Air Sampling from 9999-01-01
| Air sampling technique | SPME |
▶ 💉 Injection from 9999-01-01
| Injection technique | SPME |
▶ ⚗️ GC System from 9999-01-01
| Instrument manufacturer | Agilent |
| First column | |
| Length | 30.0 m |
| Material | DB 5 |
| Film thickness | 250.0 µm |
| Inner diameter | 250.0 µm |
▶ 📡 Detection from 9999-01-01
| Detection method | Mass spectrometry |
| Mass spectrometry system | |
| Mass spectrometry manufacturer | Agilent |
▶ 📐 Calibration from 2026-06-12
| Zero gas generation technique | Syn. Air supply |
| Zero gas / Blank frequency | 1.0 days |
▶ 📋 Measurement QA/QC
| Instrument log book | Hard copy |
| 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 |