| Testing laboratories |
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| Medical Laboratories |
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| Calibration Laboratories |
|
| Certification Bodies Operating Product Certification |
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| Certification Bodies Operating Certification of Quality Management Systems |
|
|
|
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| Certification Bodies Operating Certification of Persons |
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| Inspection Bodies |
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| Environmental Verifiers Acting within EMAS |
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| Proficiency Testing (PT) Providers |
|