|  | Masterflex 07017-52标准泵头Masterflex L / S 17管,PPS外壳/ SS转子 | 22 | ¥2280.00 | ¥2280.00 |      | ¥2280.00 |  | 
   |  | A&D 220 VAC, 50/60 Hz适配器 | 4 | ¥490.00 | ¥490.00 |      | ¥490.00 |  | 
   |  | 日本AND GH-202 工业天平 | 236 | ¥23629.00 | ¥23629.00 |      | ¥23629.00 |  | 
   |  | 日本AND GP-102K 工业天平 | 351 | ¥35176.00 | ¥35176.00 |      | ¥35176.00 |  | 
   |  | Cole-Parmer可溯源的高精度,便携式电导率仪和探头 4063 | 95 | ¥9515.00 | ¥9515.00 |      | ¥9515.00 |  | 
   |  | 日本共立WAK化学需氧量测试包 WAK水质COD测试包-COD(H) | 4 | ¥420.00 | ¥420.00 |      | ¥420.00 |  | 
   |  | Cole-Parmer EW-05726-04不锈钢探针,3/4“NPT(M)安装探头,浸入深度420毫米,不锈钢发酵溶解氧探头 | 101 | ¥10175.00 | ¥10175.00 |      | ¥10175.00 |  |