The patented hinged lid on these tubes eliminates any danger of leaks. Eppendorf Safe-Lock Tubes guarantee absolute safety during work with expensive or toxic samples, radioactive substances or DNA. The test tubes have a graduation scale and a writing surface.

Product features

• A small hook on the hinged lid clips around the rim of the test tube
• The lid hook prevents the tube from opening accidentally (e.g. during temperature-control processes)
• Tubes can be autoclaved when open (121°C, 20 min)
• Can be easily and single-handedly openend
• Frosted labeling surfaces
• Excellent mechanical stability during centrifugation:
  - up to 30,000 x g
  - 70,000 x g possible in form-fitting rotor
• Graduation scale

Eppendorf Biopur Quality

• Sterile
• Free of Pyrogen, RNase, DNA and ATP
• Monitored and certified by an external lab
• Individually packaged
• Certificates available at http://www.eppendorf.com