Corning® PYREX® Round Bottom Flasks with Short Necks

These PYREX round bottom boiling flasks have full length outer 24/40 Standard Taper joints, but with shorter necks. Manufactured from borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. 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 (446°F).
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29/42 Joint Size
Cap. (mL): 1000
Joint Size: 29/42
Approx. OD x H (mm): 130 x 185

29/42 Joint Size
Cap. (mL): 100
Joint Size: 29/42
Approx. OD x H (mm): 63 x 120

29/42 Joint Size
Cap. (mL): 2000
Joint Size: 29/42
Approx. OD x H (mm): 162 x 217

29/42 Joint Size
Cap. (mL): 250
Joint Size: 29/42
Approx. OD x H (mm): 83 x 140

29/42 Joint Size
Cap. (mL): 500
Joint Size: 29/42
Approx. OD x H (mm): 102 x 157

29/42 Joint Size
Cap. (mL): 50
Joint Size: 29/42
Approx. OD x H (mm): 49 x 98