GB/T 14677-1993
AbolishedAir quality--Determination of toluene， dimethyl benzene and styrene--Gas chromatography
空气质量 甲苯、二甲苯、苯乙烯的测定 气相色谱法
Application Summary AI generated
This standard specifies the gas chromatographic method for determining the concentrations of toluene, dimethyl benzene (xylene), and styrene in ambient air. It is applied in environmental monitoring and air quality assessment contexts, such as evaluating pollution levels in urban or industrial atmospheres. The method is used by testing laboratories and regulatory agencies to measure these volatile organic compounds for compliance with air quality standards.
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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.