29/42 Hollow Glass Penny-Head Stopper

29/42 Hollow Glass Penny-Head Stopper

104003
In Stock
$12.60

Hollow penny head stopper, 29/42 standard taper joint, with closed bottom. Penny head provides better grip than sperical head.

 

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2 Liter two-neck round bottom flask with standard taper outer joints of 24/40 on both the center neck and angled side neck. Heavy wall design increases mechanical strength.

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334238
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Three-neck round bottom flask with standard taper outer joints of 29/42 on the center neck and 24/40 on other two side necks. Flask comes with threaded side arm for insertion of thermometers having OD of 4~7mm. Heavy wall design increases mechanical strength.
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