Pyrocatechol violet as a detection reagent for cations.
D001557:Benzenesulfonates; D002412:Cations; D004396:Coloring Agents; D007202:Indicators and Reagents; D007477:Ions
D001557:Benzenesulfonates; D002412:Cations; D004396:Coloring Agents; D007202:Indicators and Reagents; D007477:Ions; C009134:pyrocatechol violet
DYES; IONS; REAGENTS