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GE Healthcare Life Sciences rProtein A Protein GraviTrap™

Includes ten ready-to-use columns prepacked with 1ml of a mixture of 50% rProtein A Sepharose Fast Flow and 50% Protein G Sepharose 4 Fast Flow

Manufacturer:  GE Healthcare 28985256

Catalog No. 45-002-802

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Prepacked gravity-flow columns provide convenience, save time, and increase the reliability of your results.

  • Purification of antibodies in 30 min. allows you to quickly obtain and store your target protein in order to avoid the inherent dangers of protein instability and degradation associated with slow and long purification runs
  • High purity and recovery with purity >95% in one step and recovery typically 70% to 80%
  • High binding capacity such as Protein A/Protein G GraviTrap approximately 35mg human IgG/column
  • Antibodies are simply captured with high specificity on protein A and protein G ligands in gravity-flow columns
  • Yield varies from 20 to 50mg of purified antibodies depending on the ligand you use
  • Columns are reusable up to five times

  • Complete pack size: 10 columns
  • Application: Manual purification of monoclonal and polyclonal antibodies
  • Includes: 1 pack of 10 x 1mL columns
  • Binding capacity: Approx. 35mg human IgG/column
  • Bed volume: 1mL
  • Material (Column hardware): Polypropylene barrel, Polyethylene frits



1 mL
rProtein A Protein G GraviTrap contains ten columns with 1 mL 50% rProtein A Sepharose Fast Flow and 50% Protein G Sepharose 4 Fast Flow resins.
10 Ready-to -use column prepacked with 1mL of a mixture of 50% rProtein A Sepharose fast flow and 50% Protein G Sepharose 4 fast flow, Polypropylene barrel and Polyethylene frits
rProtein A Protein G GraviTrap
2° to 8°C
Gravity flow
Complete packsize
10 Pack
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