GB/T 15262-1994
AbolishedAmbient air--Determination of sulfur dioxide--Formaldehyde absorbing-pararosaniline spectrophotometry
环境空气 二氧化硫的测定 甲醛吸收-副玫瑰苯胺分光光度法
Application Summary AI generated
This standard specifies the formaldehyde absorbing-pararosaniline spectrophotometric method for determining sulfur dioxide (SO₂) concentrations in ambient air. It is applied in environmental monitoring stations, air quality assessment programs, and pollution source surveys to measure SO₂ levels in urban, industrial, and rural atmospheres. The method is used for compliance testing with air quality standards and for studying atmospheric pollution patterns.
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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.