NEB® 5-alpha Electrocompetent E. coli

This product has been discontinued.  Alternatives are NEB® 10-beta Electrocompetent E. coli (NEB #C3020K) or chemically competent cells, NEB® 5-alpha Competent E. coli (High Efficiency) (NEB #C2987)

  • Catalog # C2989 was discontinued on August 02, 2021

NEB 5-alpha Electrocompetent Competent E. coli is a derivative of the popular DH5α. It is T1 phage resistant and endA deficient for high-quality plasmid preparations. 

  • Optimized for high efficiency transformation by electroporation
  • No dry ice surcharge on competent cell shipments
  • Outgrowth medium included
  • Free of animal products
  • Also available in High efficiency chemical format
  • Refer to our Electroporation Tips
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