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Reagents. Cobaltous sulphate 7-aqueous. Specifications

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High purity substances. Method for concentration of microimpurities by ion exchange

Document status: Replaced by GOST 27869-2019

Concentrated kaolin. Method for determination of filtration ability

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Oil and petroleum products. Capacitance method of determination of water content

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Hard coals. Method for determination of dilatometer characteristics Audibert-Arnu dilatometer test

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Motor gasolines for car engines. Methods of knock jests

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