KIMBLE® Plug-Type Rubber Sleeve Stoppers manufactured by DWK Life Science fit into the neck of the glassware apparatus. Sleeve extension fits over the neck for a secure seal
Specification
OD (mm): 19 Stopper Size: Standard Taper 19/22 Color: White Material: Isoprene Rubber Quantity: 50
Features
Hollow Can be punctured with a syringe needle Can be used at up to 125°C for up to 8 hours