The black, opaque Zymo-Spin IB?Fast-Spin?column can be used either in microcentrifuges or on vacuum manifolds for the purification of DNA and/or RNA and fluorescent dye removal. The Zymo-Spin IB features durable polypropylene construction and contains a unique silica-based matrix that allows purification of up to 5 μg DNA or RNA in ? 6 μl eluate. Capacity is 800 μl.