Russian standards PDF
Copper and copper alloys. Defects of stocks and semifinished products
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Foods of plant origin. Multiresidue methods for the gas chromatographic determination of pesticide residues. Part 2. Methods for extraction and cleanup
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Food additives. Triarylmethane colours. Specifications
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Food additives. Sodium carbonate E500. General specifications
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Automobile roads of general use. Supports stationary electric lighting. Control methods
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