National Physical Laboratory

National Physical Laboratory (NPL) is India's premier institution for measurement standards and research in the field of physical sciences. Located in Central Delhi, Delhi, NPL is an autonomous body under the Ministry of Science and Technology, Government of India. NPL's primary objective is to promote and maintain measurement standards for various physical quantities and to conduct research in areas such as metrology, material science, and nanotechnology. With a history dating back to 1947, NPL has been at the forefront of scientific innovation and technological advancement in India.