Columns Plastic Spin Columns SP SP Empty Spin columns are disposable columns that can be packed with a variety of chromatographic media. This column serves as a tool for purification using small quantities of resin (50 – 100 µl). It is a single-use format for purifications with syringe (luer lock system) or by centrifugation. The package contains 25 Empty Spin Columns supplied with end... Add to cart Select 25 Add to cart