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Health Sciences Authority

Chemical metrology

Our Chemical Metrology Laboratory provides metrological services to local chemical testing and clinical laboratories.

Last updated 19 March 2026

Services

Metrological services

Find out how you can obtain Certified Reference Materials from us, and participate in our Proficiency Testing or External Quality Assessment programmes.

Chemical metrology events

Upcoming / current events

Chemical Metrology Laboratory

HSA is a Designated Institute for Chemical Metrology in the areas of food, healthcare, medical science, pharmaceuticals & health products, and forensics.

Our Chemical Metrology Laboratory (CML) provides metrological services to local chemical testing and clinical laboratories. We offer Certified Reference Materials (CRMs) for method validation, calibration and quality control, as well as Proficiency Testing (PT) programmes for food, water, cosmetics, pharmaceuticals and fuel oil testing laboratories, and an External Quality Assessment (EQA) programme for clinical laboratories. Our quality system is based on ISO/IEC 17025, ISO 17034 and ISO/IEC 17043.

We are members of the Consultative Committee for Amount of Substance – Metrology in Chemistry and Biology (CCQM), the Joint Committee for Traceability in Laboratory Medicine (JCTLM) and the Asia Pacific Metrology Programme (APMP).

Peer reviews

Our CML was peer reviewed by quality system experts from the Singapore Accreditation Council (SAC) and by technical experts from the international chemical metrology community in 2011, 2014, 2018, 2020, 2021 and 2023. The reviews recognised the laboratory’s capability and competence in realising national measurement standards, establishing traceability in chemical measurements, and disseminating traceability to customers, in accordance with the Comité International des Poids et Mesures (CIPM) Mutual Recognition Arrangement, ISO/IEC 17025 and ISO 17034.

Accreditations

Our laboratory is accredited by SAC (opens in new tab) as a PT/EQA provider in accordance with ISO/IEC 17043 requirements.