ANSI American National Standards Institute, USA |
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ASME American Society Of Mechanical Engineers, USA |
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BIPM Bureau International des Poids et Mesures, France |
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CENAM Centro Nacional de Metrología, Mexico |
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DIN Deutsches Institut für Normung e. V., Germany |
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ISO International Organization for Standardization |
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JIS Japanese Standards Association, Japan |
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NISTNational Institute of Standards and Technology, USA |
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NPL National Physical Laboratory, England |
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NRC-INMS Institute for National Measurement Standards, Canada |
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PTB Physikalische Technische Bundesanstalt, Germany | ![]() |
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