Tentative method of analysis for atmospheric nitrogen dioxide (24-hour-average).
D000042:Absorption; D000397:Air Pollution / Q000032:analysis*; D004864:Equipment and Supplies; D004983:Ethanolamines; D005029:Ethylenediamines; D006861:Hydrogen Peroxide; D007202:Indicators and Reagents; D008433:Mathematics; D008722:Methods; D009281:Naphthalenes; D009573:Nitrites; D009585:Nitrogen Dioxide / Q000032:analysis*; D013053:Spectrophotometry; D013424:Sulfanilamides; D013997:Time Factors
D004983:Ethanolamines; D005029:Ethylenediamines; D007202:Indicators and Reagents; D009281:Naphthalenes; D009573:Nitrites; D013424:Sulfanilamides; D006861:Hydrogen Peroxide; D009585:Nitrogen Dioxide