QIAfilter Plasmid Kits. For fast purification of up to 10 mg transfection-grade plasmid or cosmid DNA. Kit contents: Qiagen QIAfilter Plasmid Midi Kit, 25 preps, 25 to 50mL Culture Volume, Transfection-grade Plasmid or Cosmid DNA Purification, Anion-exchange Technology, Manual Processing, 110 min. Time/Run, 100g Yield, Ideal for Transfection, Cloning, Sequencing, Lysate Clearing Without Centrifugation, For Fast Purification of up to 100g Transfection-grade Plasmid or Cosmid DNA, Includes 25 Qiagen to tip 100, Reagents, Buffers, 25 QIAfilter Midi Cartridges. Benefits: Lysate clearing without centrifugation. Reduced plasmid purification time. High yields of plasmid DNA. LyseBlue reagent for optimum lysis and maximum DNA yield