Determination of purity of toluidine blue O by thin layer chromatography (TLC).
D002855:Chromatography, Thin Layer; D006490:Hemostatics / Q000032:analysis; D007202:Indicators and Reagents / Q000032:analysis*; D010640:Phenothiazines / Q000032:analysis*
D006490:Hemostatics; D007202:Indicators and Reagents; D010640:Phenothiazines