Chemglass Round-Bottom Boiling Flasks Heavy Wall Chemglass

Chemglass Round-Bottom Boiling Flasks Heavy Wall Chemglass. Heavy wall construction provides added durability to these Laboratory Glassware by Chemglass. Borosilicate glass is annealed during glass formation and all flasks have an acid-resistant yellow enameled steel cap with a red enamel interior. The enameled steel back of the cap melts at the first indication of liquid level or the first indication of oil/water separation. Chemglass Round-Bottom Heavy Wall Boiling Flasks have a spheroid shape