The CSIR-NPL (Council of Scientific and Industrial Research, National Physical Laboratory) manages a certification scheme (NPLI CS) that provides performance evaluation certification for various air pollution monitoring equipment, such as continuous emissions monitoring systems (CEMS) and continuous ambient air quality monitoring systems (CAAQMS), helping to ensure their accuracy and reliability.
Cert. No: NPLI CS/CEMS/VC-2025-01
Organisation: NPL, India (NPLI CS)
Application: Emissions Monitoring, Process Control
Instrument Type: DOAS Products for Gas Analysis
Cert. No: NPLI CS/CEMS/VC-2025-02
Organisation: NPL, India (NPLI CS)
Application: Emissions Monitoring, Process Control
Instrument Type: DOAS Products for Gas Analysis
Cert. No: NPLI CS/CEMS/VC-2025-04
Organisation: NPL, India (NPLI CS)
O2
Application: Emissions Monitoring, Process Control
Instrument Type: Oxygen Monitors
Cert. No: NPLI CS/CEMS/VC-2025-03
Organisation: NPL, India (NPLI CS)
Application: Emissions Monitoring, Process Control
Instrument Type: Supplementary Products