| | Cole-Parmer 4137CP RS-232输出的双通道温度计 | 20 | ￥2079.00 | ￥2079.00 | | ￥2079.00 |  |
| | Cole-Parmer溶液接地，金带ORP电极；没有ATC元，BNC H721S80003T10AB | 26 | ￥2651.00 | ￥2651.00 | | ￥2651.00 | |
| | Cole-Parmer P01/1-N032-41G 浮子流量计 | 26 | ￥2607.00 | ￥2607.00 | | ￥2607.00 | |
| | Cole-Parmer 组合离子选择性电极，溴（BR）,CN-27504-02 | 24 | ￥2486.00 | ￥2486.00 | | ￥2486.00 | |
