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Petroleum products. Aviation and distillate fuels. Determination of electrical conductivity
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Phthalic anhydride for industrial use. Methods for the determination of phthalic acid
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Wood protective means. Test methods for leaching resistance
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Solid biofuels. Fuel specifications and classes. Part 3. Wood briquettes for non-industrial use
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Natural gas. Methods of calculation of physical properties. General statements
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