| | Cole-Parmer E12-244D (CGA 350) 压力传感器 | 55 | ￥5566.00 | ￥5566.00 | | ￥5566.00 |  |
| | Whatman Grade6定性滤纸1006-090 GR 6 9.0CM 100/PK | 0 | ￥95.00 | ￥95.00 | | ￥95.00 | |
| | Ohaus/奥豪斯1100 g x 0.001 g 天平带NTEP证书 | 457 | ￥45740.00 | ￥45740.00 | | ￥45740.00 | |
| | Whatman Grade3定性滤纸1003-055 GR3 5.5CM 100/PK | 0 | ￥84.00 | ￥84.00 | | ￥84.00 | |
