 Metrology institutes |
| NIMT** (National Institute of Metrology) |
| OAP* (Office of Atoms for Peace) |
| SSDL, DMSc* (Secondary Standard Dosimetry Laboratory, Department of Medical Science, Ministry of Public Health) |
| BQSF, DMSc* (Bureau of Quality and Safety of Food, Department of Medical Science, Ministry of Public Health) |
| BRMD, DMSc* (Bureau of Radiation and Medical Devices, Department of Medical Science, Ministry of Public Health) |
| DSS* (Chemistry Program, Departement of Science Service, Ministry of Science and Technology) |
| DSS* (Biological Science Program, Department of Science Service, Ministry of Science and Technology) |
| TISTR* (Industrial Metrology and Testing Services Centre, Thailand Institute of Scientific and Technological Research, Ministry of Science and Technology) |
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| National accreditation bodies |
| National Accreditation Council (NAC) |
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| National standards bodies |
| Thai Industrial Standards Institute (TISI) |
Other Member States
