NEW! COVID-19 Products
These heavy wall round-bottom flasks will stand up to years of use. These flasks feature a single short neck with a spherical socket joint. Flasks having a 35/20 socket joint are used as replacements for the collection flasks on rotary evaporators. Plastic coated rotary evaporator and trap reservoirs are also available, see CG-1508-P. Additional joint sizes are available by special order.