Feature:● Made of high quality medical grade polypropylene● Ultra thin-wall offers high degree of transparency, easy for observation and heat conduction● Flat caps are ideal for Real-Time PCR(qPCR);● Unique design prevents opening during cycling and incubation● DNase, RNase, and endotoxin free● Temperature range: stable from -20ºC to 100ºC● Universal fits for the PCR instrument; Withstand centrifugation of 6,000 RCF in a fully supported rotor* Assorted colors for PCR tubes should be ordered separatelyCat #VolumeColorCapSterileUnit60-00820.2mlClearFlatNo1,000/Pack,10 Bags/case