Resuspension Solution (HP1) is supplied by HiMedia.

Resuspension buffer (solution I) is used for the isolation of plasmid DNA by alkaline lysis method. Bacterial cells, obtained from the culture (liquid culture or colonies, grown on an agar plate), is resuspended in this buffer. The purpose of resuspension buffer is to provide an optimal starting pH (pH 8.0) and an ideal condition for subsequent lysis.