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| PolyScience 6560T11C120C 再循环装置120V 0.5马力的涡轮泵 | 411 | ¥41140.00 | ¥41140.00 | | ¥41140.00 |  |
| 梅特勒 LE701 四环电导电极 | 7 | ¥700.00 | ¥700.00 | | ¥700.00 |  |
| 梅特勒 InLab720 电导电极,51302255 | 23 | ¥2310.00 | ¥2310.00 | | ¥2310.00 |  |
| Cole-Parmer BV-16-16-P PTFE球阀 | 108 | ¥10813.00 | ¥10813.00 | | ¥10813.00 |  |
| Cole-Parmer KIT 1 光谱校准标准 | 246 | ¥24640.00 | ¥24640.00 | | ¥24640.00 |  |