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National Environmental Standard Laboratory Opens at CSIR-NPL

8 January 20261 min read
SCIENCE & TECHNOLOGYNationalEnvironmentalStandard LaboratoryOpens at CSIR-NPL8 January 2026safalsetu.com

Why in the news

A new national lab for checking air-quality instruments was opened in Delhi. It strengthens the country’s setup for environmental monitoring and standards.

Key facts

  • World’s second NESL, set up at CSIR-NPL, New Delhi.
  • Same event: the fifth National Primary Standard Facility for Solar Cell Calibration in the world became operational.
  • Institutions involved: Council of Scientific & Industrial Research (CSIR) and CSIR-National Physical Laboratory.
FunctionApplies to
TestingAir pollution monitoring instruments
CalibrationAir pollution monitoring instruments
CertificationInstruments validated for Indian climatic and environmental conditions

About NESL

NESL is the apex national facility for testing, calibrating and certifying instruments that measure air pollution, with validation done under Indian climate and environment.

Exam angle

  • Location: CSIR-NPL, New Delhi.
  • Rank: second NESL in the world.
  • Related: fifth solar cell primary standard facility.

Test yourself

1. The National Environmental Standard Laboratory inaugurated recently is at which institution?

NESL is at CSIR-National Physical Laboratory, New Delhi.

2. What does NESL mainly test, calibrate and certify?

It serves as the apex facility for air pollution monitoring instruments.

3. India's new NESL is which in the world?

The notes call it the world's second NESL.