| | Cole-Parmer® ORP电极，线，单路口，10英尺的电缆，镀锡端 | 13 | ￥1397.00 | ￥1397.00 | | ￥1397.00 |  |
| | Cole-Parmer 组合离子选择性电极，钾（K +）,CN-27504-26 | 29 | ￥2992.00 | ￥2992.00 | | ￥2992.00 | |
| | Whatman MP80/31 MicroPlus10407863 MP80/31 0.8uM 125MMx105M 1/PK，尺寸：125MMx105M 孔径0.8um | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
| | A＆D X-200IWP+230VAC天平 | 136 | ￥13600.00 | ￥13600.00 | | ￥13600.00 | |
