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Safety requirements for electrical equipment for measurement, control and laboratory use. Part 1. General requirements

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Industrial oils. Classification and designation

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Aviation fuels. Estimation of net heat of combustion

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Brown coals, hard coals, anthracites, solid dispersed organic matters and carbon materials. Method for determination of reflectance indices

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Reagents. Calcium acetate monohydrate. Specifications

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Reagents. Chromic sulphate 6-aqueous. Specifications

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