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.
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.
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® |