Kontes* Distilling, Round Bottom, Center Neck with Side Tubulation, Heavy Wall - Each

Heavy wall round-bottom flask with Standard Taper center neck with side Standard Taper tubulation
Side tubulation has one rubber adapter with a ¹/₄ in. hole for access with thermometers or gas inlet tubes (Cat No. 985-38500)
Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Specifications
Capacity (mL): 250
Body OD (mm): 83
ST Joints: 19/22
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