or
Superdex* 75 Increase 10/300 GL prepacked column 7um^ Superdex* 75 Increase prepacked column, for high resolution size exclusion chromatography (SEC) in small scale, Sample volume: 25-500ul, Material (Column Tube): Borosilicate Glass, Bed Dimensions: 10x300-310 mm, Porosity: 7um, Column i.d: 10mm