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PYREX® 250 mL Long Neck Boiling Flask, Flat Bottom and Tooled Mouth

Product Number4060-250

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PYREX® 250 mL Long Neck Boiling Flask, Flat Bottom and Tooled Mouth

Quality Certificate

These 250 mL PYREX® flat bottom boiling flasks have long necks with tooled mouths and take a No. 5 rubber stopper. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C.

One or more facilities manufacturing this product is 100% covered by renewable energy through the purchase of unbundled energy attribute certificates (EACs).

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Product Information

Details

Product Number	4060-250
Qty./Pk	6 / Pk
Qty./Cs	24 / Cs
Brand	PYREX®
Capacity	250 mL
Flask Shape	Flat bottom
Top Style	Tooled mouth
Neck Style	Long
Stopper Style	No stopper
Feature	Reusable
Rubber Stopper No.	5
Height	134 mm (approx.)
O.D.	82 mm (approx.)
Flask Style	Boiling

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