Uniform wall thickness distribution makes these beakers ideal for heating applications. Flat base means flasks can be set down without a supporting ring. Flasks with a neck diameter of 65 mm have a reinforced rim.

Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom
Flasks glass, flat bottom