物質計測標準研究部門 シンボルイメージ

NMIJ / MCM

Reliable "values" for everyone through standards in chemical and materials measurements

We contribute to the reliability of industry, the environment, and health by developing and disseminating national measurement standards and reference materials, and by advancing measurement and evaluation technologies.

Updates

  • 2025-12-26 Updated the contents design.
  • 2025-12-01 Updated Organization and Members.

About MCM

MCM develops and provides reference materials and standards that underpin chemical analysis—including pH and elemental standard solutions, biological and composition reference materials for safety and reliability, and advanced materials reference materials for high‑quality manufacturing. We also conduct R&D on measurement and evaluation technologies and maintain reliable databases for materials and metrology.