CBF can neutralize some electric charge of colloidal particles and make colloidal particles to sedimentate.

CBF可以中和胶体颗粒表面的部分电荷，使胶粒脱稳沉淀。

The colloidal particle is the polycondensate of hydrated silica gel (multi-silica acid), belongs to a non-crystalline-state substance.

是具有固体特性的胶态体系，由形成凝集结构的胶体粒子构成。