Boiling Flasks

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

With standard taper outer joints and straight side necks

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

Designed for great shock resistance.

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

Designed for great shock resistance

PYREX™ VISTA™ Flat-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™ Pear-Shaped Flasks Available on GSA/VA Contract for Federal Government customers only.

With a single standard taper outer joint

DURAN™ Round Bottom Flasks w/Standard Ground Joint

Uniform wall thickness; Provides uniform heating

Kimble™ Kontes™ Boiling Flask for Microflex Kit

For use with standard taper14/10 joint microscale apparatus

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

Useful in apparatus assemblies

Kimble™ ValueWare™ Flat-Bottom Florence Boiling Flasks Products for Science Education

Low coefficient of expansion to resist thermal shock.

PYREX™ Flat Bottom Flasks with Long Necks Available on GSA/VA Contract for Federal Government customers only.

Usual globe-shaped Florence boiling flasks

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

Made from Kimax™ Type KG-33 glass.

Kimble™ Kontes™ Round Bottom Heavy Wall Boiling Flasks

Single neck flask with a standard outer joint

Kimble™ Kontes™ Flat Bottom Heavy-Wall Boiling Flasks

Single neck with a standard tapered outer joint

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

Made from Kimax™ Type KG-33 glass.

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

Sometimes called “balloon flasks”

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 with SJ Joint, Heavy Wall Boiling Flasks

Useful as rotary evaporator condensate collection flask

DURAN™ Narrow Neck Flat Bottom Flasks

With beaded rim; Uniform wall thickness

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