Glass High Vacuum Double Manifold with 4mm Double Oblique Hollow Glass Stopcocks for Schlenk line interchangeable joints The blue glass is used

The blue glass is used for the bottle because it helps to protect the contents from UV light damage

They are also durable and can withstand high temperatures

If you are not satisfied with the quality or performance of the funnel

with a simple screw mechanism for adjusting the prongs to the desired diameter

purification bottles

Glass High Vacuum Double Manifold with 4mm Double Oblique Hollow Glass Stopcocks for Schlenk line interchangeable joints The blue glass is usedKey Features: Design: The double manifold designed with 4mm double oblique, high vacuum hollow glass stopcocks, Band are 22mm O. D. with 10mm hose connections. High vacuum hollow glass stopcocks: The 4mm high vacuum double oblique hollow glass stopcock precision ground with corresponding numbers on barrels and plug, provides a reliable seal when closed to prevent air and moisture from contaminating the reaction vessel during evacuation, back vacuum