IST: Maintained by CSIR-NPL India NATIONAL METROLOGY INSTITUTE (NMI) OF INDIA WE MEASURE TO SERVE THE NATION Facebook Twitter Youtube Instagram Linkedin Whatsapp English/ हिन्दी सीएसआईआर-राष्ट्रीय भौतिक प्रयोगशाला CSIR-National Physical Laboratory Menu Home About us Our Director Glimpses of CSIR-NPL NPL Charter Vision & Mission Organizational Structure Research Council Management Council Quality Policy Media Coverage Science & Technology Physico-Mechanical Metrology Mass Metrology Length , Dimension & Nano Metrology Temperature & Humidity Metrology Optical Radiation Metrology Force & Hardness Metrology Pressure, Vacuum & Ultrasonic Metrology Acoustics & Vibration Metrology Fluid Flow Metrology Electrical&Electronics Metrology LF, HF Impedance & DC Metrology AC High Voltage & Current Metrology AC Power & Energy Metrology Quantum Nanophotonics Metrology Quantum Resistance Metrology Environmental Sciences&Biomedical Metrology Atmospheric Science & Metrology Gas Metrology Biomedical Metrology Sensor Devices & Metrology Advanced Materials & Device Metrology Photovoltaic Metrology Photonic Materials Metrology Advanced Carbon Products & Metrology Bharatiya Nirdeshak Dravya (BND) : Indian Reference Material Indian Standard Time Metrology Time and Frequency Metrology LF & HF Voltage, Current & Microwave Metrology Electromagnetic Metrology Academic Programs Ph.D Program PMQC Services NPL Outreach for National Development Planning, Monitoring & Evaluation Group Business Development Group Intellectual Property Right Group Knowledge Resource Centre Network, Server Infrastructure & Cyber Security (NSIC) Library, Website, and Social Media Section Human Resource Development Human Resource Development Group Skill Development Workshop Calibration & Testing Institutional Resources Annual Report Papers Published Diamond Jubilee Volume A Compendium of Scientific Triumphs CSIR Women Achievers in STEM IR@NPL Samiksha Collected Works of KS Krishnan Educate & Explore Achievements Important Links eOffice APMP 2024 email.gov.in e-HRMS eOffice CSIR-ACCESS Careers Intranet CSIR Web Portals CSIR’s COVID Portal CSIR’s Societal Portal CSIR’s Technology Showcase JIGYASA PRABHASS OneCSIR AcSIR NPL Former Scientists Forum Downloads Administration ANNOUNCEMENTS Prof. Venugopal Achanta (Director, CSIR-NPL) elected as Fellow of OPTICA (Optical Society of America) ................................................................ Prof. Venugopal Achanta (Director, CSIR-NPL) elected to the Commission C2 of International Union of Pure and Applied Physics (IUPAP) ................................................................ Prof. Venu Gopal Achanta (Director, CSIR-NPL) elected to the International Committee for the Weights and Measures (CIPM) [Click] ................................................................ Prof. Venu Gopal Achanta (Director, CSIR-NPL) elected Fellow - INSA [Click] ................................................................ CSIR-NPL transferred technology 'Process for Recycling of Metal/Polymer Laminate Based Multilayer Plastics (MLPs) for Recovery of Materials for Technological Applications' to M/s Surya Compounds and Masterbatches Pvt. Ltd., Sonipat [Click] ................................................................ Notice for Admit Card against Advt. No. Rectt./03/2022 for the Posts of Technician(1) [Click] ................................................................ Trade Test Schedule Notice against Advt. No. Rectt./03/2022 for the Posts of Group-II Technician (1) [Notice] ................................................................ Trade Test Notice against Advt. No. Rectt./03/2022 for the Posts of Technician(1) [हिन्दी] [English] ................................................................ Walk-in-Interview for Consultant (Retried) on dated 17/07/2025 [Advt.] [App. Form] [Result] ................................................................ Walk-in-Interview for Project Staff on dated 16/04/2025 and 17/04/2025 [Advt.] [App. Form] [Addendum] [Result] ................................................................ Advt. No. CRRI/02/PC/JSA-JST/2025 for the recruitment of Junior Secretariat Assistant & Junior Stenographer [Click] [Corrigendum] ................................................................ Result of interviews held from 11th to 22nd March, 2024 for the 25 position(s) of Scientist- Advt. No. Rectt.02/2022 [Click] ................................................................ Training program in Mass and Fluid Flow Metrology (18-20 March 2025) [Click] ................................................................ PGD-PMQC 2025 Admission Notice [हिन्दी] [English] [List of Shortlisted Candidates for Interview] ................................................................ CSIR-NPL transferred technology 'Indigenous MWCNTs Synthesis by CVD and development of flexible MWCNTs paper therefrom' to Ddev Plastiks Industries Limited, Daman [Click] ................................................................ Notification pertaining to provisional certification of low volume manual PM2.5 samplers [Click] ................................................................ Participate in Training Program [Click] ................................................................ Colloquium Series ................................................................ Azadi Ka Amrit Mahotsav - Sabka Saath Sabka Vishwas [CLICK] ................................................................ MANDATE METROLOGY .To develop measurement and calibration standards that are internationally accepted and are among the best in the world. .To offer metrology services to the industry and to the problems of national interest including for legal metrology. .To develop reference standard materials, Bharatiya Nirdeshak Dravya (BND). RESEARCH .To conduct multidisciplinary R&D to develop the measurement standards for evergreen and futuristic technologies like solar cells, bio-medical, and quantum information processing. .To develop sophisticated analytical equipment under the Government of India’s Make in India initiative for emerging India. [Click for More] SKILL DEVELOPMENT To train large pool of young scientists and industry personnel under the Skill India Initiative. [Click for More] COMMERCIAL SERVICES . Calibration and Testing . 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