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Florence Flat Bottom Boiling Flask with Long Neck and Tooled Mouth CLICK ITEM FOR SIZES AND PRICING*
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none Code: 25000
These PYREX® flat bottom boiling flasks have long necks with tooled mouths and use rubber stoppers for sealing. The 12L size has a short neck. 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.