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Brown coals and lignites. Method of direct volumetric determination of moisture
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Liquid petroleum products. Separation and characterization of fatty acid methyl esters (FAME) from middle distillates by method of liquid chromatography and gas chromatography
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Reagents and superpure substances. Complexonometric method for determination of main substance content
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Drilling rotors and for oil and gas wells repair. Basis parameters and dimensions
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Petroleum products. Fuels (class F). Liquefied petroleum gases. Specifications
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