QIAGEN Plasmid Kits. For purification of up to 10 mg transfection-grade plasmid or cosmid DNA. Kit contents: Qiagen Plasmid Maxi Kit, 100 preps, 100 to 500mL Culture Volume, Transfection-grade Plasmid or Cosmid DNA Purification, Anion-exchange Technology, <500g Yield, 160 min. prep/Run, Manual Processing, For Transfection, Cloning, Sequencing, Capillary Sequencing, Includes 4 x 25 Qiagen to tip 500, 4 x 280mL Buffer P1/Buffer P2/Buffer P3/Buffer QBT, 16 x 425mL Buffer QC, 4 x 420mL Buffer QF, 4 x 28mg RNase A, 4 x 280micro L LyseBlue. Benefits: Purity equivalent to 2 x CsCl gradient centrifugation. High yields of plasmid DNA. Cost-effective preparations. LyseBlue for optimum lysis and maximum DNA yield