Basic fuchsin and the preparation of Schiff's reagent.
D002606:Charcoal; D002712:Chlorides; D002855:Chromatography, Thin Layer; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents / Q000138:chemical synthesis*; D008722:Methods; D012394:Rosaniline Dyes / Q000138:chemical synthesis*; D013194:Staining and Labeling / Q000592:standards*; D013447:Sulfites; D013456:Sulfur Acids; D013458:Sulfur Dioxide
D002712:Chlorides; D007202:Indicators and Reagents; D012394:Rosaniline Dyes; D013447:Sulfites; D013456:Sulfur Acids; D013458:Sulfur Dioxide; D002606:Charcoal