[Determination of trace Cr(VI) in water by tributyl phosphate extraction].
D002857:Chromium / Q000032:analysis*; D006863:Hydrogen-Ion Concentration; D010755:Organophosphates; D014867:Water / Q000032:analysis*
D010755:Organophosphates; D014867:Water; D002857:Chromium; C009524:tributyl phosphate