Round Bottom Boiling Flasks

PYREX™ VISTA™ Round-Bottom Boiling Flasks Products for Science Education

Designed for great shock resistance.

PYREX™ Flasks with standard taper Joints, Short Necks, Round Bottom Available on GSA/VA Contract for Federal Government customers only.

Excellent chemical durability for contamination-free results

PYREX™ Round Bottom Flasks Available on GSA/VA Contract for Federal Government customers only.

Useful in apparatus assemblies

PYREX™ Flasks with Short Ring Necks Available on GSA/VA Contract for Federal Government customers only.

Sometimes called “balloon flasks”

PYREX™ VISTA™ Round Bottom Boiling Flask Available on GSA/VA Contract for Federal Government customers only.

Designed for great shock resistance

PYREX™ Heavy-Wall Boiling Flasks, Round Bottom Available on GSA/VA Contract for Federal Government customers only.

Feature 25 to 30% greater wall thickness than standard flasks for mechanical strength

Kimble™ Kontes™ Round Bottom Heavy Wall Boiling Flasks

Single neck flask with a standard outer joint

Kimble™ Kontes™ Four-Neck Round-Bottom Heavy-Wall Flasks with Vertical Necks

With standard taper outer joints and straight side necks

Heidolph™ Glassware - Round Bottom Flasks Available on GSA/VA Contract for Federal Government customers only.

For use with StarFish™ multiexperiment heating and stirring work station

Kimble™ Kontes™ Three Neck Round Bottom Heavy Wall Flasks

With standard taper outer joints and vertical side necks

Kimble™ Kontes™ Distilling Three Neck Round Bottom Heavy Wall Flasks

Three neck round bottom flask with std. taper outer joints

Kimble™ ValueWare™ Round-Bottom Boiling Flasks Products for Science Education

Made from Kimax™ Type KG-33 glass.

Kimble™ KIMAX™ Round Bottom Boiling Flasks

Made of quality borosilicate and specially designed for boiling

Kimble™ Kontes™ Boiling Flask for Microflex Kit

For use with standard taper14/10 joint microscale apparatus

Kimble™ Kontes™ Round Bottom with SJ Joint, Heavy Wall Boiling Flasks

Useful as rotary evaporator condensate collection flask

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