title: Intersociety committee methods for ambient air sampling and analysis: Tentative method of analysis for sulfur dioxide content of the atmosphere (colorimetric) 42401-01-69T.
mesh_terms: D000388:Air / Q000032:analysis*; D055598:Chemical Phenomena; D002621:Chemistry; D002713:Chlorine; D003124:Colorimetry; D004492:Edetic Acid; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents; D008365:Manometry; D008628:Mercury; D008722:Methods; D010084:Oxidation-Reduction; D013048:Specimen Handling; D013053:Spectrophotometry; D013458:Sulfur Dioxide / Q000032:analysis*
chemical_list: D007202:Indicators and Reagents; D013458:Sulfur Dioxide; D002713:Chlorine; D004492:Edetic Acid; D008628:Mercury