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Long Neck

<center><!010>Long Neck</center>
 
These PYREX® flat bottom boiling flasks have long necks with tooled mouths. 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. 50ml take a No. 1 rubber stopper. 125ml take a No. 2 rubber stopper. 250ml take a No. 5 rubber stopper. 500ml take a No. 6 rubber stopper. 1L take a No. 8 rubber stopper. 2L take a No. 8 rubber stopper. 6L take a No. 11 rubber stopper.

Item# Item Name Price Qty Add
243S1 50ml Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-50 (Single)
$8.76
243N3 125ml Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-125 (Single)
$11.03
243N1 125ml Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-125 (Case 24)
$191.26
243Q3 250ml Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-250 (Single)
$10.59
243Q1 250ml Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-250 (Case 24)
$182.79
243T3 500ml Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-500 (Single)
$13.54
243T1 500ml Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-500 (Case 24)
$239.41
243P3 1L Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-1L (Single)
$17.70
243P1 1L Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-1L (Case 6)
$79.80
243R1 2L Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-2L (Single)
$28.09
243U1 6L Long Neck Boiling Flask, Flat Bottom, Corning PYREX® #4060-6L (Single)
$89.61
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