Claisen Adapters

The Claisen adapter can be placed on top of a round bottom flask to convert one opening into two. For example, attach one upper joint of the Claisen adapter to a condenser and one to an additional funnel. Laboy Glass claisen adapter is made of high-quality borosilicate glasss and annealed at 800 degree Celsius; Can be heated directly in an open flame and can withstand typical laboratory thermal variations in chemistry processes like heating and cooling.