The main contents of this experiment include the preparation of sulfur sol by replacement of solvent and the determination of zeta potential of the sol using the type JS94G+ electrophorese instrument. 本实验的主要内容包括:采用更换溶剂法制备多种硫磺溶胶;用JS94G+型微电泳仪测定溶胶的Zeta电势。