Polypropylene tubes include a convenient flat bottom so they stand on their own and HDPE leak-proof caps.

• The tubes and caps feature specially-designed flat threads for vacuum-type closure that is leak-free at a pressure of >700mm Hg.
• Highly smooth hydrophobic internal surfaces minimize wall effect.
• Silk-screen graduations and a frosted surface make writing easier.
• Autoclavable at 121°C and 15 psi for 20 minutes.
• Gamma radiation sterilized.
• DNase, RNase, Pyrogen and latex-free.
• Maximum RCF 9,000
• 50ml