Glass Hollow Stopper Penny-head Design for Standard Female Joint

Pennyhead hollow glass stopper with closed bottom

The Pennyhead hollow glass stopper with closed bottom is a laboratory accessory that can be used with any apparatus that has a ground taper joint. Its pennyhead design makes it easy to handle and ensures a secure fit.

The stopper is available in six different sizes, including 14/20, 19/22, 24/40, 29/42, 34/45, and 45/50, to fit a wide range of laboratory glassware. Its closed bottom design allows for additional sealing and can prevent the escape of gases or liquids from the apparatus.

The stopper is made of high-quality borosilicate glass 3.3, which is durable and resistant to most chemicals commonly used in laboratory settings. It is hand-blown, ensuring its precise fit and high-quality construction.

The Pennyhead hollow glass stopper with closed bottom is a versatile accessory that can be used in various laboratory setups. It is particularly useful in applications that require a secure seal or the prevention of gas or liquid escape, such as in vacuum setups or for air-sensitive reactions.

The Pennyhead hollow glass stopper with closed bottom is a reliable and essential accessory for laboratory setups that use glassware with a ground taper joint. Its pennyhead design, closed bottom, and high-quality borosilicate glass construction make it easy to handle and provide a secure seal, ensuring accurate and precise experiments.