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high vacuum hollow glass stopcocks precision ground with corresponding numbers on barrel and plug
The PTFE Sleeve is particularly useful for high vacuum applications
100% 40-day money-back guarantee: We stand behind the quality of our glassware and offer a 100% 40-day money-back guarantee
one neck connects to the distillation column
Glass Solvent Still Head for Distillation and Collection of Oxygen-Free Solvents 10mm hose connections high vacuum hollow glass stopcocksDesign: The Laboy Glass solvent still head is an essential tool for distillation and collection of oxygen free solvents. This high quality still head is designed with a 14 20 outer joint, which ensures a tight and secure connection to the rest of the apparatus during the distillation process. Additionally, the still head features a 4mm PTFE stopcock at the side syringe port, which is used to remove the solvent from the flask. The solvent is drained
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