JCTLM Member Organizations

Bureau international des poids et mesures

International Council for Standardization in Haematology

International Federation of Clinical Chemistry and Laboratory Medicine

International Laboratory Accreditation Cooperation

All-Russian Scientific Research Institute for Optical and Physical Measurements, Rosstandart

American Association for Clinical Chemistry

Canadian Society of Clinical Chemists / Societé Canadienne de Clinico-Chimistes

Centro Español de Metrología

China Accreditation Service For Conformity Assessment

D.I. Mendeleyev Institute for Metrology, Rosstandart

European Commission - Joint Research Centre

Federal Institute of Metrology METAS

Greek Society of Clinical Chemistry Clinical Biochemistry

Health Sciences Authority

Korea Research Institute of Standards and Science

Korean Society of Clinical Chemistry

LGC Ltd.

Laboratoire National de Métrologie et d'Essais

National Association of Testing Authorities

National Institute for Biological Standards and Control

National Institute of Metrology

National Institute of Standards and Technology

National Metrology Institute of Japan, AIST

National Metrology Institute of Türkiye/TÜBITAK Ulusal Metroloji Enstitüsü

National Physical Laboratory

Physikalisch-Technische Bundesanstalt

Research Center for Applied Metrology - Rostest

Uzbek National Institute of Metrology of Uzstandard Agency

Advanced Medical Technology Association

Association for Quality Management in Laboratory Medicine

Autobio Biochemistry Co.,Ltd, Reference Laboratory, Beijing

Autobio Diagnostics Co., Ltd, Reference Laboratory, Zhengzhou

Beijing Aerospace General Hospital

Bio-Rad Laboratories, Inc

Birmingham Quality / UK National External Quality Assessment Scheme

Buenos Aires External Quality Assessment Scheme

Center for Reference & Testing Laboratory, Fosun Diagnostics (Shanghai) Co., Ltd.

Centers for Disease Control and Prevention

Clinical and Laboratory Standards Institute

Dirui Industrial Co., Ltd.

ECAT Foundation

European Organisation For External Quality Assurance Providers in Laboratory Medicine

Foundation for Quality Assessment in Laboratory Medicine

Fujirebio Europe NV

Guangdong Provincial Hospital of Chinese Medicine

Guangzhou Wondfo Biotech Co., Ltd.

Institute for Quality Management in Healthcare, Centre for Proficiency Testing

Institution for Standardisation and Documentation in the Medical Laboratory

Interdepartmental Centre for Metrological Traceability in Laboratory Medicine

International Consortium for Harmonization of Clinical Laboratory Results

Japan Association of Clinical Reagents Industries

Japanese Committee for Clinical Laboratory Standards

Korean Association of External Quality Assessment Service

Maccura Biotechnology Co., Ltd.

MedTech Europe

MedicalSystem Biotechnology Co., Ltd

National Center for Clinical laboratories

Paul-Ehrlich-Institut

Proficiency Testing Scheme for Clinical Laboratories

Qingdao HIGHTOP Biotech Co., Ltd.

Quik S.A.S. "Quality is the Key"

R B Diagnostic Private Limited

RCPA Quality Assurance Programs Pty Limited

Radiometer Medical ApS

Ref4U, Laboratory of Toxicology, Faculty of Pharmaceutical Sciences, Ghent University

Reference Institute of Bioanalysis

Reference Material Institute for Clinical Chemistry Standards

Roche Diagnostics

SERO AS

Shanghai Center for Clinical Laboratory

Shenzhen Mindray Bio-medical Electronics Co., Ltd

Shenzhen New Industries Biomedical Engineering Co., Ltd.

Shenzhen YHLO Biotech Co., Ltd

Siemens Healthcare Diagnostics

UK NEQAS for Immunology, Immunochemistry and Allergy

UK National External Assessment Scheme for Haematology

UK National External Quality Assessment Scheme for Leucocyte Immunophenotyping

Vitamin D External Quality Assessment Scheme

Wales External Quality Assessment Scheme

Zybio Inc.