Ai 5L heavy wall, 2-neck round bottom flask with 24/40 and 34/45 standard taper joint. Comes with one vertical 34/45 neck and oneangled 24/40 side neck.
Glass material: high borosilicate glass 3.3.
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Specification: Across International 24/40 34/45 Heavy Wall 5L Round Bottom 2-Neck Flask
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