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Amazon.com: ACE GLASS 9253-10 Dewar Condenser, 70 mm Inner Diameter, 90 mm Interior Depth, 14/20 Outer Joint : Industrial & Scientific
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Amazon.com: stonylab Dewar Condenser, Borosilicate Glass Dewar Type Condenser Dry Ice Condenser Lab Condenser with 24/40 Joint Lower Drip Tip, 200mm Jacket Length and 40mm I.D. : Industrial & Scientific
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YiFun Trade Micro Dewar Condenser,120mm Inside Depth, ID 31mm, Joints:14/20: Amazon.com: Industrial & Scientific
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