MBP 0.6 mL Microtubes by Molecular Biology Products are conical polypropylene tubes graduated from 0.1 to 0.6 mL and rated to 16,700 × g. The SnapLock cap seals securely and has a needle-access membrane, and frosted panels take labels. Choose clear, amber, colored or Spectrum Pack tubes, sterile bags or Maxymum Recovery tubes, all RNase- and DNase-free.