NMHCs_GC_offline_xx_COPDD
operational
🔬 gas chromatograph, offline
🏭 PerkinElmer
📦 PerkinElmer Clarus 600
S/N 34033046
▶ Description
Gas chromatograph operated at the observatory platform Site d’observation atmosphériques Puy de Dôme/ Opme/Cézeaux (COPDD) to perform offline in-situ measurements of non-methane hydrocarbons (NMHCs)
▶ 🔧 Inlet System from 2012-01-01
| Operated in atmospheric simulation chamber | ✗ |
| Measurement height above ground | 12.0 m |
| Measurement height above building | 2.0 m |
| Distance from NOx inlet | 0.0 m |
| Distance from ozone inlet | 0.0 m |
| Inlet tube material | PTFE (Teflon) |
| Residence time | 5.0 s |
| Inlet line heating | ✗ |
| Filter inlet material | PTFE (Teflon) |
| Lower mesh size | 5.0 µm |
| Upper mesh size | 5.0 µm |
▶ 💨 Sample from 2012-01-01
| Canister sampling | Pumping |
| Pump | |
| Kind of pump | Membrane |
| Pump manufacturer | KNF |
| Air flow | 100.0 mL/min |
| Time | 40.0 minutes |
| Canister type | Adsorption tubes |
| Air sampling volume | 4.0 litre |
| Sampling interval | 24.0 hours |
| Number of replicates | 1.0 |
| Storage time | 2.0 months |
▶ 🧬 Compounds from 2012-01-01
| # | Name |
|---|---|
| 1 | alpha-pinene |
| 2 | benzene |
| 3 | ethylbenzene |
| 4 | limonene |
| 5 | m/p-xylenes |
| 6 | o-xylene |
| 7 | toluene |
| 8 | beta-pinene |
▶ 🧪 Air Treatment during canister sampling from 2012-01-01
| Water removal | None |
| CO₂ removal | None |
| Oxidant removal | None |
| Particle removal | None |
▶ 💉 Introduction device from 2012-01-01
| Technique | Concentrating on adsorbents |
| Concentrating on adsorbents | |
| Adsorption material | TENAX TA 60-80 MESH |
| Adsorption temperature | -30.0 °C |
| Desorption temperature | 270.0 °C |
| Inlet mode | Thermodesorption |
| Thermodesorption mode | Cryofocus |
| Cryofocus adsorption | -30.0 °C |
| Cryofocus desorption | 270.0 °C |
| Air sampling system manufacturer | PerkinElmer |
| Air sampling system model | PerkinElmer TURBOMATRIX |
| Sampling system serial number | Turbomatrix |
| Sampling flow | 100.0 mL/min |
| Air sampling duration | 40.0 min |
| Injection volume | 4.0 L |
| Injection interval | 40.0 min |
| Injection split | Split |
| Percentage | 20.0 % |
| Number of replicates | 1.0 |
▶ ⚗️ GC System from 2012-01-01
| Instrument manufacturer | PerkinElmer |
| Instrument model | PerkinElmer Clarus 600 |
| Instrument serial number | 34033046 |
| First column | |
| Length | 60.0 m |
| Material | DB-5MS |
| Film thickness | 0.25 µm |
| Inner diameter | 250.0 µm |
▶ 📡 Detection from 2012-01-01
| Detection method | Mass spectrometry |
| Mass spectrometry system | |
| Mass spectrometry manufacturer | PerkinElmer |
| Mass spectrometry model | PerkinElmer Clarus 600 |
| Type | Quadrupole |
| Tune frequency | Monthly |
▶ 📐 Calibration from 2012-01-01
| Zero gas generation technique | Syn. Air supply |
| Calibration frequency | 1.0 weeks |
| Number of repetitions | 1.0 |
| Zero gas / Blank frequency | 1.0 days |
| Blank substraction | Applied |
| Linearity check frequency | 1.0 months |
Certificates (1)
Name: NPL_NMHCs_2022_COPDD
Supplier: NPL
Cylinder: D933522
Valid: 2022-01-28 → 2027-01-27
▶ 📋 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 |