Lyo-Ready 1-Step RT-qPCR ROX Mix, 4x is a glycerol-free, one tube formulation combining the latest advances in buffer chemistry and PCR enhancers, together with an optimized concentration of reverse transcriptase, antibody-mediated hot-start polymerase, dNTPs and MgCl2. Lyo-Ready 1-Step RT-qPCR ROX Mix has been designed for highly reproducible, accurate RNA and DNA target amplification, delivering excellent results in multiplex assays. In order to produce room temperature lyophilized RT-qPCR reagents, assay specific primers and probes can be added to Lyo-Ready 1-Step RT-qPCR ROX Mix for subsequent lyophilization.