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Safety of power transformers, power supplies, reactors and similar products. Part 2-12. Particular requirements and tests for constant voltage transformers and power supply units for constant voltage
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Mechanical properties of fasteners made of carbon steel and alloy steel. Part 5. Set screws and similar threaded fasteners with specified hardness classes, with coarse thread and fine pitch thread
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Mechanical vibration. Laboratory method for evaluating vehicle seat vibration. Part 2. Application to railway vehicles
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Medical devices utilizing animal tissues and their derivatives. Part 2. Controls on sourcing, collection and handling
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Perfumery and cosmetic products, natural and organic. General criteria for confirming the validity of environmental statements
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