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Application Note - Autoclaving Procedure for Bottles and CarboysApplication note - Treatment of laboratory glasswareCan't find the technical documentation you need? Click here to contact our technical hotlineBlue screw caps from PP: with lip seal and matching colour pouring rings. Autoclavable at 121 °C (max. temp. 140 °C).
Red high temperature screw caps from PBT: High leak tightness through use of PTFE coated silicone seal (peroxide-cured silicone). More chemically and heat resistant than PP screw cap. Autoclavable at 121 °C, can also be sterilised in dry heat at 180 °C.
Suitable for PBT screw caps. Heat resistance: 130 °C (vapour) and 200 °C (dry heat), autoclavable at 121 °C. Good chemical resistance due to PTFE coating. Silicon is peroxidically cured.
Retrace Code: Certificate and batch monitoring for the DURAN flasks with GL45 thread; obtain a certificate directly from the internet through a special 8 digit code inscribed on the flask.