Forty milliliters of 0 .5 m M alcohol solution of hexachloroplatinic acid (H2Pt Cl6·6H2O) was sonicated for 5 h in an ultrasonic bath (42 kHz) at room temperature
Forty milliliters of 0 .5 m M alcohol solution of hexachloroplatinic acid(H2Pt Cl6·6H2O) was sonicated for 5 h in an ultrasonic bath (42 kHz) atroom temperature