Russian standards PDF

Low-voltage surge protective devices. Part 31. Requirements and test methods for SPDs for photovoltaic installations

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Textiles. Professional care, drycleaning and wetcleaning of fabrics and garments. Part 2. Procedure for testing performance when cleaning and finishing using tetrachloroethene

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Textiles. Professional care, drycleaning and wetcleaning of fabrics and garments. Part 3. Procedure for testing performance when cleaning and finishing using hydrocarbon solvents

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Leather. Physical and mechanical tests. Determination of tensile strength and percentage elongation

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Leather. Physical and mechanical tests. Determination of tear load. Part 2. Method for double edge tear

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Soaps. Determination of chloride content. Potentiometric method

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