PYREX Erlenmeyer Flask, 250 ml

Pyrex brand flasks from Corning can be heated directly in an open flame.

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These 250 ml glass Erlenmeyer flasks can be heated directly in an open flame. Essential for chemistry labs!

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This 250 ml PYREX low-form Griffin beaker is used in professional labs. It is made from low expansion, Type 1, class A borosilicate glass that can be heated directly in an open flame.

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This glass beaker from HST is an excellent addition to any labware supply. Use this high-quality 250 ml beaker for your science needs.

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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.

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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.

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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!

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Pyrex brand beakers are the science industry standard worldwide.

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These #6.5 rubber stoppers are 27-34 mm diameter with one 5 mm diameter hole.

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This 600 ml PYREX low-form Griffin beaker is used in professional labs. It is made from low expansion, Type 1, class A borosilicate glass that can be heated directly in an open flame.

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