Beaker, flat flange, with groove, for vacuum use, DN 150, 3000 ml

Pressure and vacuum resistant due to the wall thickness and geometry. Groove for O-ring seal. Suitable for Witt-type filter apparatus. Note: only heat flat-flange beakers in water or oil baths. At the maximum usage temperature of 250°C and the maximum operating pressure, the temperature difference in the glass wall of the flat flange reaction vessels must not exceed 30°C. Typical applications: reactions under pressure and/or high temperature.