Have you ever run out of columns that come with your favorite plasmid extraction kit but still had a lot of left-over buffer reagents remaining? Instead of buying a new expensive kit you can use PuroSPIN™ columns with the left-over buffers as a cost-effective alternative. Simply use PuroSPIN™ columns while following the manufacturer-specific protocols. - Nucleic acid binding capacity: 1.2 mg of genomic DNA, 200 µg of plasmid DNA - Compatible as cost-effective replacement columns for Plasmid DNA purification kits from Qiagen, ThermoFisher, Bio-Rad, Promega and other manufacturers - Extraction of genomic DNA from bacteria, yeast, cultured cells, blood, and animal tissue Each item includes both the spin column and a sample collection tube