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Chalk. Method for determination of calcium carbonate and magnesium carbonate mass fraction

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Equipment and components intended for use in potentially explosive atmospheres in underground mines

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The Caucasus coals for stratified burning. Specifications

Document status: Withdrawn

Petrol filling stations. Part 3. Safety requirements for construction and performance of shear valves

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Watch greases. Method for the determination of colloid stability

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Essential oils. Method for determination of miscibility in ethanol

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