Description
These PYREX® flat bottom boiling flasks have long necks (Cat. No. 988-19504 has a short neck) with tooled mouths and take a rubber stopper (not included). 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.
Image(s) are representative of the product group and not necessarily the individual product.
Long Neck
Capacity (mL): 50
Stopper No.: 1
O.D. (mm): 50
Height (mm): 94
Long Neck
Capacity (mL): 125
Stopper No.: 2
O.D. (mm): 68
Height (mm): 120
Long Neck
Capacity (mL): 250
Stopper No.: 5
O.D. (mm): 82
Height (mm): 134
Long Neck
Capacity (mL): 500
Stopper No.: 6
O.D. (mm): 103
Height (mm): 174
Long Neck
Capacity (mL): 1000
Stopper No.: 8
O.D. (mm): 132
Height (mm): 213
Long Neck
Capacity (mL): 2000
Stopper No.: 8
O.D. (mm): 168
Height (mm): 293
Long Neck
Capacity (mL): 6000
Stopper No.: 11
O.D. (mm): 237
Height (mm): 367
Short Neck
Capacity (mL): 12000
Stopper No.: 11
O.D. (mm): 297
Height (mm): 371