GB/T 31391-2015
ActiveUltimate analysis of coal
煤的元素分析
Application Summary AI generated
This standard specifies the method for determining the carbon, hydrogen, nitrogen, sulfur, and oxygen content in coal samples. It is applied in the coal mining, power generation, and metallurgical industries for quality assessment, combustion efficiency calculations, and environmental emission control. The standard ensures consistent elemental analysis across laboratories for coal trading, utilization, and research.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.