Corning – Pyrex – Short Ring Neck Boiling Flask, Round Bottom
PYREX® round bottom boiling flasks have short ring necks and take a No. 5 rubber stopper. These ring neck boiling flasks are precisely tooled for uniform stopper fit. These flasks are used in applications requiring rigid stoppering and as wash bottles in routine lab washing. 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.
Technical Specifications
| Product Number | Product Name | Qty./Pk | Qty./Cs | Brand |
|---|---|---|---|---|
| 4260-12L | PYREX® 12L Short Ring Neck Boiling Flask, Round Bottom | 1 / Pk | 1 / Cs | PYREX® |
| 4260-1L | PYREX® 1L Short Ring Neck Boiling Flask, Round Bottom | 6 / Pk | 12 / Cs | PYREX® |
| 4260-22L | PYREX® 22L Short Ring Neck Boiling Flask, Round Bottom | 1 / Pk | 1 / Cs | PYREX® |
| 4260-250 | PYREX® 250 mL Short Ring Neck Boiling Flask, Round Bottom | 1 / Pk | 1 / Cs | PYREX® |
| 4260-2L | PYREX® 2L Short Ring Neck Boiling Flask, Round Bottom | 1 / Pk | 18 / Cs | PYREX® |
| 4260-3L | PYREX® 3L Short Ring Neck Boiling Flask, Round Bottom | 1 / Pk | 1 / Cs | PYREX® |
| 4260-500 | PYREX® 500 mL Short Ring Neck Boiling Flask, Round Bottom | 1 / Pk | 1 / Cs | PYREX® |
| 4260-5L | PYREX® 5L Short Ring Neck Boiling Flask, Round Bottom | 6 / Pk | 6 / Cs | PYREX® |
Brand
Corning Incorporated is a leading innovator in materials science. For nearly 170 years, Corning has combined its unparalleled expertise in glass science, ceramic science, and optical physics with deep manufacturing and engineering capabilities to develop category-defining products that transform industries and enhance people’s lives.
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