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ACE Glass 8648-172 Pressure Tube with Ace-Thread, Plunger Valve and Thermowell, 100 mL Capacity, 17.8 cm Length: Amazon.com: Industrial & Scientific
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Amazon.com: ACE Glass 13295-20 Replacement Stopcock Plug with Inlet Feeds for Rotary Evaporator, 19/38, 6 mm OD Tube : Industrial & Scientific
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