Proglass 500mL Two Necks Air Free Reaction Schlenk Flask Glass Stopcock 24/40

Description

Glass stopcock with spring
two 24/40 joints
Capacity of 500mL
Made of borosilicate glass
Description:
Proglass flasks are heavy wall design, made by hand-blowing to ensure uniform wall thickness, and made of high-quality borosilicate glass G3.3 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.
We are the brand lab glassware,not the Poor quality glass,We could do any lab glassware accord to your samples or the drawings.if you need any glassware,please contact with us by the Ebay message.