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Corning 4320-1L, Pyrex Boiling Flask, Round Bottom, Short Neck, 24/40 Standard Taper Joint, 1000mL Capacity

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Free shipping on orders over $29.99

$40.21

$ 17 .99 $17.99

In Stock

About this item

  • Carefully designed and manufactured from borosilicate glass
  • Normal working temperatures for PYREX brand boiling flasks is 230°C
  • Precisely tooled for uniform stopper fit
  • einforced rim increases mechanical strength
  • Designed for long tube life and maximum safety


Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Excellent chemical durability provides contamination-free results and long life under the toughest lab conditions. These flasks are used in applications requiring rigid stoppering and as wash bottles in routine lab washing.


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