Russian standards PDF

Constructional carbon yarn. Specifications

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Coating materials. Determination of film thickness

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Expandet clay concrete blochs. Specifications

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Fire equipment. Underground fire hydrants. General technical requirements. Test methods

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Fire fighting equipment. The small size cylinders for breathing apparatuses and escape respirators with compressed air (compressed oxygen). General technical requirements. Test methods

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Planting material of essential oil cultures. General specifications

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