| | 英国Whatman 110608 NucleporeTM径迹蚀刻膜，25mm直径，0.6uM | 4 | ￥427.00 | ￥427.00 | | ￥427.00 |  |
| | Burkert 423988R 黄铜传感器/配件350 psi最大，传感器模块铜管1“NPT | 34 | ￥3420.00 | ￥3420.00 | | ￥3420.00 | |
| | Burkert 423991C黄铜传感器/配件350 psi最大，传感器模块黄铜2“npt | 41 | ￥4110.00 | ￥4110.00 | | ￥4110.00 | |
| | 华瑞VRAE 五合一气体检测仪,PGM-7800/7840,多规格可选 | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
