Pyrex Erlenmeyer Flasks, all sizes

Pyrex brand beakers are the science industry standard worldwide.

This 1000ml PYREX narrow mouth Erlenmeyer flask with a heavy duty rim is made from low expansion, Type 1, Class A borosilicate glass that can be heated directly in an open flame.

This 4000 ml PYREX brand narrow mouth Erlenmeyer flask with a heavy duty rim is made from low expansion, Type 1, Class A borosilicate glass.

A 500 ml PYREX brand narrow mouth Erlenmeyer flask with a heavy-duty rim. This high-quality flask is made from low expansion, Type 1, Class A borosilicate glass & is used in professional laboratories throughout the world!

This 2000ml PYREX narrow mouth Erlenmeyer flask with a heavy duty rim is made from low expansion, Type 1, Class A borosilicate glass that can be heated directly in an open flame.

This 250 ml PYREX narrow mouth Erlenmeyer flask with a heavy duty rim is made from low expansion, Type 1, Class A borosilicate glass that can be heated directly in an open flame.

This assortment pack contains five Pyrex brand Erlenmeyer flasks, ranging from 50 ml to 1000 ml.

Choose from a variety of sizes of plastic lab beakers for chemistry science projects.

This 125 ml PYREX brand narrow mouth Erlenmeyer flask with a heavy duty rim is made from low expansion, Type 1, Class A borosilicate glass that can be heated directly in an open flame.

This 50 ml PYREX brand narrow mouth Erlenmeyer flask with a heavy duty rim is made from low expansion, Type 1, Class A borosilicate glass that can be heated directly in an open flame.