Laboratory supplies

Showing 41–48 of 67 results

Rubber Stoppers, Blue, Educational Grade

art: ls279-833-22
Each container of Rubber Stoppers contains a 1 lb. bag of rubber stoppers. Assorted sizes 000 to 9. Each stopper has its size in rased figures on top.

Safe-Lab Adapt-A-Port Body

art: ls871-754-15
Teflon® PTFE Adapt-A-Port® body threaded on top to accept the  threaded port adapters. Comes with polypropylene extracting nut. Not autoclavable

Safe-Lab Hollow Teflon TFE Stoppers

art: ls400-518-02
Use these hollow Teflon® stoppers for boiling and distilling style flasks with ground joints. Stopper comes with polypropylene extracting nut for easy removal from flask.