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Medical electrical equipment. Part 2-26. Particular requirements for the basic safety and essential performance of electroencephalographs

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Welding of pipes with tube grids of heat exchangers made of alloys of grades PT-7M and PT-3V. Typical technological process

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Unified system of corrosion and ageing protection. Polymer materials for articles working in radiation ageing conditions. General requirements for selection

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Dry milk products for infant feeding. General specifications

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Biotechnology. Performance criteria for microbiological safety cabinets

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External utilities. Еlectrical installations. Cables with plasti cinsulating material for 35 kV including, laying in earth (in tube ditch). Work performancerules

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