GB/T 39193-2020
ActiveAmbient air—Determination of particulate matter mass concentration—Gravimetric method
环境空气 颗粒物质量浓度测定 重量法
Application Summary AI generated
This standard specifies the gravimetric method for determining the mass concentration of particulate matter in ambient air, including sampling procedures, filter handling, and weighing conditions. It is applied by environmental monitoring agencies and laboratories for regulatory compliance and air quality assessment, specifically for measuring PM10, PM2.5, or total suspended particles in outdoor atmospheric environments.
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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.