| | 1PS 相分离纸 2200-270 1PS 27CM 100/PK | 17 | ￥1786.00 | ￥1786.00 | | ￥1786.00 |  |
| | 苏信SX-L301N高浓度粒子计数器 | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
| | Whatman AE98硝酸纤维素膜10400214 AE98 5 uM 50MM 100/PK，尺寸：50mm 孔径5.0um | 11 | ￥1178.00 | ￥1178.00 | | ￥1178.00 | |
| | Drager 4053473 空气/气体分析套件 | 56 | ￥5680.00 | ￥5680.00 | | ￥5680.00 | |
