Russian standards
State system for ensuring the uniformity of measurements. State verification scheme for measuring instruments of the water solutions ion content by electrochemical methods (pX measuring instruments)
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Textiles. Tests for colour fastness. Part Е02. Method for determination of colour fastness to sea water
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Textiles. Tests for colour fastness. Part Е04. Method for determination of colour fastness to perspiration
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Plain washers for tapping screw and washer assemblies. Normal and large series. Product grade A
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Hexalobular socket countersunk head tapping screws
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