Tris-HCl [1M; pH 6.4]

1M Tris-Cl, pH 6.4 is a one-molar solution of the buffer Tris-HCl that has been adjusted to a pH of \(6.4\) with hydrochloric acid. It is a ready-to-use solution commonly used in molecular biology for applications such as protein electrophoresis, nucleic acid purification, and various enzyme assays where a mildly acidic pH is required.