Description: Casein dissolves in aqueous base. When acid is added to the solution slowly, the protein precipitates, but dissolves in excess acid. The process may be reversed by adding base to the acidic solution.

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Source: Shakhashiri, B.Z. Chemical Demonstrations: A Handbook for Teachers of Chemistry

Year or vol: 3 page: 188

Keywords: pH, Protein, Casein, Solubility Of Proteins