Bredig's arc method

Source: Wikipedia, the free encyclopedia.

Bredig's arc method or electrical disintegration is a method of preparation of

colloidal solution, of metals such as gold, silver or platinum
.

This method consists of both

. The intense heat of the arc vaporizes some of the metal which then condenses under cold water. The water is kept cold with an ice bath.

This method is not suitable when the

organic liquid as considerable charring
occurs.

References