Table 1.
List of various instruments used for obtaining different atmospheric parameter measurements used in this study.
| Instrument | Parameters Measured | Lower detection limit | Uncertainty range | Mesauremnt period (Data Availability) | Reference for further details on instrumentation |
|---|---|---|---|---|---|
| Trace Gas Analysers APOA 370 APNA 370 APMA 370 APSA 370 Horiba, Japan |
O3 NO, NO2, NOX CO SO2 |
0.5 ppbv 0.5 ppbv 20 ppbv 0.5 ppbv |
±5.0% | 1-Feb to 31-May (2019 and 2020) | Horiba (2020) |
| Picarro CRDS Analyzer G2401 Picarro INC, USA |
CO CO2 CH4 |
15 ppbv 50 ppbv 1 ppbv |
±2.0% | 1-Feb to 31-May (2019 and 2020) | Picarro (2020) |
| PM sensor Plantower PMS 7003 Beijing Plantower Co. Ltd. |
PM1, PM2.5 and PM10 | ±10–15 μg/m3 | ±10% | 1-Feb to 31-May (2020) | Zheng et al. (2018) |
| Aethalometer AE31 Magee Scientific USA |
Black Carbon (BC) | 0.1 μg/m3 | ±5.5% | 1-Feb to 31-May (2019 and 2020) | Hansen (2005) |
| Sky Radiometer POM-01L Prede Co. Ltd, Japan |
AOD | NA | ±5.5% | 1-Feb to 31-May (2019 and 2020) | Prede (2020) |
| Pyranometer CMP22 Kipp&Zonen, Netherlands |
Global Horizontal Irradiation (GHI) and Diffuse Horizontal Irradiance (DHI) | NA | ±1.5% | 1-Feb to 31-May (2019 and 2020) | Kipp and Zonen (2020) |