O- [2- (2-hydroxy-5-sulfophenylazo) benzylidene] hydrazinobenzoate monosodium salt
Melting point 250-260 ° C (dec.)
Soluble in aqueous alkali. Slightly soluble in water and alcohol. Insoluble in other organic solvents.
BRN 3872699
CAS Database 62625-22-3 (CAS DataBase Reference)
O [2- (2-hydroxy-5-sulfophenylazo) benzylidene] hydrazinobenzoate monosodium salt Usage and synthesis method
Uses Colorimetric method for the determination of zinc and copper; direct determination of zinc complex indicator, and determination of copper and mercury; indirect titration of calcium, zinc, copper, nickel, cobalt, iron, manganese, cadmium, lead, Cerium and Indium
Colorimetric method for the determination of zinc, copper and mercury indicator. Titration of calcium, zinc, copper, nickel, cobalt, iron, manganese, cadmium, lead, cerium and indium as complex indicator.