科尔帕默仪器（上海）有限公司
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Cole-Parmer VapLock™ Solvent Delivery Cap with 304 SS Port Thread Inserts, two 1/4"-28, GL38; 1/ea
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Cole-Parmer VapLock™ Solvent Delivery Cap with 304 SS Port Thread Inserts, two 1/4"-28, GL38; 1/ea