商品名称:Extension Tubes (3 ml)
Collection Tubes are nonsterile polypropylene 2 ml tubes that are used as collection vessels for waste fractions or eluted nucleic acids during centrifugation of spin columns. They are supplied in all QIAGEN spin-column kits, and additional tubes can be purchased in bags of 1000.
Extension tubes fit into QIAGEN spin columns on a vacuum manifold to enable loading larger volumes, as required by some protocols