Empty Disposable Gravity Flow Columns, Fritted, 70 mL, with 20 µm frits

These disposable columns are economical, versatile columns for single-use purification applications using gravity flow. Simple, cost-effective, readily adaptable for a wide range of gravity flow applications Made of high purity medical grade polypropylene, stable in commonly used chemicals and reagents Available in various sizes to suit for different experiments Each empty column comes with one top plug and one end cap, as well as a filter disc as bed support. An extra filter disc is also provided and can be used as upper bed support. Placing a filter disc on top of the gravity-settled medium bed helps prevent drying of the medium.     Product Details Maximum capacity 80 mL Bed volume 0 - 70 mL Column inner diameter 22.5 mm Column height 198 mm Material (column) Polypropylene (PP) Material (filter disc) Polyethylene (PE) Filter pore size 20 µm Components 1 empty column, with luer-lock outlet 1 top plug 1 end cap 2 filter discs (one is inserted and the other is provided as optional extra) Chemical stability Stable in all commonly used reagents Applications For fast, general-purpose purification by gravity flow or low pressure: Affinity chromatography of protein or other macromolecules Immunodepletion of immune reactive complexes Size-exclusion chromatography For research use only. Not intended for any human or animal therapeutic or diagnostic uses.   We provide a variety of columns to fit your application needs. View our collection and selection disposable gravity columns for your application >>