| Cole-Parmer® 通用双结pH电极,1kΩ的铂电阻温度传感器,10英尺电缆 | 15 | ¥1584.00 | ¥1584.00 | | ¥1584.00 |  |
| 艾德姆ADAM 精密天平 PGL3002 | 32 | ¥3230.00 | ¥3230.00 | | ¥3230.00 |  |
| super lube 92005 5 磅(2.25kg)提桶装硅酮润滑脂 | 16 | ¥1674.75 | ¥1674.75 | | ¥1674.75 |  |
| Emerson&Cuming STYCAST 1090密封剂2KG | 32 | ¥3235.00 | ¥3235.00 | | ¥3235.00 |  |