TaqMan® Universal Master Mix II is a convenient 2X mix for use in all real-time application including microRNA, gene expression and genotyping. TaqMan® Universal Master Mix II is a convenient 2X mix that includes: -AmpliTaq Gold® DNA Polymerase, UP (Ultra Pure), a highly purified thermostable DNA polymerase, that is hot start-enabled for convenient reaction setup at room temperature -Available in two formats: with and without uracil-DNA glycosylase (UDG) and dUTP⁄dTTP mix to minimize carryover PCR contamination -Optimized salt, dNTP, and buffer concentrations for reliable performance -Passive internal reference based on proprietary ROX™ dye for precise data analysis