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Corning® Pyrex® Pear-Shaped Boiling Flasks

By Corning
Corning® Pyrex® Pear-Shaped Boiling Flasks

These Pyrex® pear-shaped boiling flasks have full length outer ST joints and 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. The normal working temperature for Pyrex® boiling flasks is 230°C. Adapter Cat.Nos. 1-8800, 1-8820 and 1-8825 are used to connect flasks with different size joints, thus allowing numerous combinations for diverse assemblies. With short necks. Reusable.

Pyrex® Pear-Shaped Boiling Flasks with ST 14/20 Joint

Cat.No. Brand Material Name Capac. Stopper Number, ST O.D. Height CS    
1-4315-10 Pyrex® Borosilicate glass 10mL 14/20 31mm 58mm $428.91
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1-4315-50 Pyrex® Borosilicate glass 50mL 14/20 46mm 87mm $483.23
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1-4315-100 Pyrex® Borosilicate glass 100mL 14/20 60mm 115mm $60.60
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Pyrex® Pear-Shaped Boiling Flasks with ST 24/40 Joint

Cat.No. Brand Material Name Capac. Joint Size O.D. Height CS    
1-4318-50 Pyrex® Borosilicate glass 50mL 24/40 50mm 100mm $47.76
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1-4318-250 Pyrex® Borosilicate glass 250mL 24/40 83mm 152mm $64.22
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