title: [Stability of reagents in the pararosaniline method (SO2 emission measurements)].
mesh_terms: D000393:Air Pollutants / Q000032:analysis; D004355:Drug Stability; D005557:Formaldehyde; D007202:Indicators and Reagents; D012394:Rosaniline Dyes; D013458:Sulfur Dioxide / Q000032:analysis*; D013997:Time Factors; D014052:Toluidines
chemical_list: D000393:Air Pollutants; D007202:Indicators and Reagents; D012394:Rosaniline Dyes; D014052:Toluidines; D013458:Sulfur Dioxide; D005557:Formaldehyde; C005409:pararosaniline
vernacular_title: Zur Beständigkeit von Reagenzien bei der Pararosanilin-Methode (SO2-Immissionsmessungen).