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Occupational safety standards system . Means for protection of hands. Method for determination of penetrability of acids and alkalies

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Medical electrical equipment. Medical diagnostic ultrasonic equipment. Technical requirements for governmental purchases

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Occupational safety standards system. Respiratory protective devices. Self-contained open-circuit compressed air supply apparatus completed with face mask or mouthpiece (escape breathing apparatus). Technical requirements. Test methods. Marking

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Testing of chemicals of environmental hazard. Phototransformation of chemicals in water. Directphotolysis

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Security in emergencies. Means of finding people in the logiam. Test methods

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Polymer composites. Determination of average molecular mass and molecular mass distribution of polymers using size-exclusion chromatography. Part 3. Low-temperature method

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