Laboy Glass Double Maniflod Vacuum Gas Distributor for Schlenk Line with 5-Port Hollow Glass Stopcock All Hose Opens 550mm in Length Air-Free Chemistry Lab Glassware

The double manifold, also called vacuum gas distributaries usually used in Schlenk line. With 4mm double oblique, high vacuum hollow glass stopcocks precision ground with corresponding numbers on barrel and plug. The double manifold, also called vacuum gas distributaries usually used in Schlenk line. With Lower vacuum chambers on stopcock. Distance between stopcocks is 100mm center to center. Laboy glass flasks are heavy wall designed, made by hand-blowing to ensure uniform wall thickness, made of high-quality borosilicate glass 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.