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Duran, 6443-118, Ace Glass Five Necks Flat Head for Reaction Flask, 150 mm
Flat Head with 5 Necks
5 neck flat head with flat ground Schott-Duran flange. (1) 90 degree center neck, (1) 90 degree side neck, (2) 10 degree side necks, and (1) 45 degree side neck.
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