The TIANamp Virus RNA Kit provides a fast, simple and cost-effective virus RNA purification method for virus RNA purification from whole blood, plasma, serum and other cell-free materials by using effective spin column and unique buffer system. This kit is supplied with carrier RNA to enhance the binding of nucleic acid to the spin column membrane. The obtained RNA is free of protein and nuclease contamination and can be used directly in hybridization, RT-PCR, and one step qPCR experiments. TIANamp Virus RNA Kit is suitable for various kinds of virus RNA purification and high-quality RNA can be obtained within one hour.