0.2ml 8-Strip PCR Tube Without any detactable DNA enzymes, RNA enzymes, proteins, DNA, heat and metal 0.2ml 8-Strip PCR TubeCan be used in most 0.2ml block regular and Real time thermal cyclers.Closure can be accomplished with flat cap thin-wall 8-cap strips or with the semi-domed 8-cap strips.Without any detectable DNA enzymes, RNA enzymes, proteins, DNA, heat and matalColor: Natural, White