Capped version of the Zymo-Spin III column with a green retention ring. The Zymo-Spin IIICG column can be used either in microcentrifuges or on vacuum manifolds for the purification of DNA and/or RNA. The Zymo-Spin IIICG features durable polypropylene construction and contains a unique silica-based matrix that allows purification of up to 25 µg of DNA, and 100 µg of RNA, in ≥ 50 µl eluate. Capacity is 800 µl.