Federal Republic of Nigeria
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About the Institute

National Metrology Institute

The National Metrology Institute of the Standards Organisation of Nigeria serves as a national centre for measurement standards, calibration and related metrology services supporting accuracy, reliability and confidence in measurement.

Our Mandate

The National Metrology Institute (NMI) is the custodian of Nigeria's national measurement standards. We support industries, laboratories and regulatory bodies by providing accurate, reliable and traceable measurement services.

NMI
National Measurement Standards
SON
Standards Organisation of Nigeria
What We Do

Our Metrology Services

NMI provides measurement and calibration services designed to support reliable measurements across industrial, scientific and regulatory environments.

Equipment Calibration

Calibration of industrial and scientific measuring equipment to support reliable and accurate measurement results.

Measurement Standards

Maintenance and preservation of national measurement standards that underpin measurement traceability.

Technical Training

Technical training, guidance and support relating to measurement and calibration practices.

Calibration Certificates

Issuance of traceable calibration certificates providing documented evidence of calibration results.

Our Vision

Advancing measurement excellence in Africa

To be Africa's leading national metrology institute, providing world-class calibration and measurement services that contribute to Nigeria's industrial development and confidence in measurement.

Accuracy · Reliability · Traceability
Our Role

Why National Metrology Matters

Reliable measurement provides the foundation for quality, safety, trade, industry and scientific confidence.

01 — ACCURACY

Reliable Measurements

Supporting confidence that measurement instruments provide dependable results.

02 — TRACEABILITY

Measurement Confidence

Connecting measurement results to recognised measurement standards through calibration.

03 — INDUSTRY

Industrial Support

Helping organisations maintain measurement capability for production and quality control.

04 — CONFIDENCE

Trust in Results

Promoting confidence in measurements used across technical and regulatory environments.

Need a calibration service?

Sign in to the NMI Client Portal to submit and track your calibration requests.

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