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Ambient air quality. Diffusive samplers for the determination of concentrations of gases and vapours. Part 1. General requirements
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Resources saving. Waste treatment. Principles of classification and characteristics of hazardous waste for transboundary movement
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Safety of machinery. Functional safety of safety-related electrical, electronic and programmable electronic control systems
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Occupational safety standards system. Respiratory system protective devices. Filtering gas half masks. General specifications
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State system for ensuring the uniformity of measurements. Measuring and indicating biochemistry test system. Technical and metrological requirements. Basic principles
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Stationary source emissions. Manual determination of mass concentration of particulate matter
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