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   |  | Cole-Parmer® 780803不锈钢注射器,20毫升,氟橡胶O型圈,1/16 | 58 | ¥5885.00 | ¥5885.00 |      | ¥5885.00 |  | 
   |  | Thermo Scientific  HYPERSIL 34105-254630 SAX柱 - 长度250mm,ID4.6毫米,5μm的颗粒大小 | 48 | ¥4805.00 | ¥4805.00 |      | ¥4805.00 |  |