Russian standards PDF

Chemical disinfectants. Chlorine-containing disinfectants for the disinfection individual water supplies. General requirements

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Testing fresh concrete. Part 2. Slump-test

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Testing fresh concrete. Part 3: Vebe test

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Testing fresh concrete. Part 4. Degree of compactability

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Services trade. Tasting of food products for retailers. General requirements

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Health tourism services. General requirements

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