| | Whatman TE36 聚四氟乙烯滤膜10411311 TE36 0.45uM 47MM 50/PK，尺寸：47MM 孔径0.45um | 15 | ￥1545.00 | ￥1545.00 | | ￥1545.00 |  |
| | 梅特勒 XS6002SDR 精密天平 6100g/1200g 100mg/10mg | 348 | ￥34800.00 | ￥34800.00 | | ￥34800.00 | |
| | Burkert 423950W PVC传感器/件，235 psi最大，传感器模块PVC 1/2“NPT | 31 | ￥3140.00 | ￥3140.00 | | ￥3140.00 | |
