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British Standards Institution (BSI), ?? ???

International Organization for Standardization (ISO), ?? ???

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European Committee for Standardization (CEN), ?? ???

SCC, ?? ???

GSO, ?? ???

Danish Standards Foundation, ?? ???

Association Francaise de Normalisation, ?? ???

German Institute for Standardization, ?? ???

Lithuanian Standards Office , ?? ???

Spanish Association for Standardization (UNE), ?? ???

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ???





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