Borosilicate 3.3 glass, blue PP screw cap with PTFE liner.

• Highly resistant to chemicals and thermal shock
• Graduations and white labelling area
• Delivered with blue PP screw cap

Ideal for storage or transportation of dangerous liquids. They are leakproof and can be autoclaved together with the screw cap at 140 °C.

Be aware that the screw cap should not be closed during the autoclaving process.