科尔帕默仪器（上海）有限公司
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Cole-Parmer VapLock™ Solvent Delivery Cap with EPDM Air Inlet Valve, Four 1/4-28 ports, 38-430; 1/EA
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Cole-Parmer VapLock™ Solvent Delivery Cap with EPDM Air Inlet Valve, Four 1/4-28 ports, 38-430; 1/EA