Sedimentation With Coagulation
Definition: The process of adding certain chemicals to water in order to form floc of insoluble gelatinous substance for quick sedimentation & rapid removal of fine particles is called Sedimentation With Coagulation.
The insoluble gelatinous obtained by adding chemicals to water is called floc & the process is called flocculation.
The chemical compounds are called coagulants & their process or reaction is termed as coagulation.
Common Coagulants:
The common chemicals used for coagulation is as follows:
- Aluminium Sulphate (Alum)
- Iron Salts
- Chlorinated Copperas
- Sodium Aluminate
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