QIAquick Gel Extraction Kit For gel extraction/cleanup of up to 10 µg DNA (70 bp to 10 kb) from gels or enzymatic reactions; KitContents: QIAGEN QIAquick Gel Extraction Kit; For gel extraction or cleanup of 250 reactions: 250 QIAquick Spin Columns, Buffers, Collection Tubes (2 ml); Benefits: Up to 95% recovery of ready-to-use DNA. Fast and convenient procedure. Cleanup of DNA up to 10 kb in three easy steps. Gel loading dye for convenient sample analysis.