[Bichromatometric determination of ethonium in drug forms].
D007202:Indicators and Reagents; D008722:Methods; D000644:Quaternary Ammonium Compounds / Q000032:analysis*; D012996:Solutions
D007202:Indicators and Reagents; D000644:Quaternary Ammonium Compounds; D012996:Solutions; C004921:Ethonium
Bikhromatometricheskoe opredeleni étoniia v lekarstvennykh formakh.