| | JN-B-500 精密扭力天平 | 32 | ￥3280.00 | ￥3280.00 | | ￥3280.00 |  |
| | Cole-Parmer 225G025PG2M3306CP1 不锈钢压力表变送器 | 48 | ￥4807.00 | ￥4807.00 | | ￥4807.00 | |
| | 英国whatman 10530205，GRADE 2316/II系列滤纸，290MMx500M | 185 | ￥18573.00 | ￥18573.00 | | ￥18573.00 | |
| | Cole-Parmer 225G050PG2M3306CP1 不锈钢压力表变送器 | 48 | ￥4807.00 | ￥4807.00 | | ￥4807.00 | |
| | 英国Whatman 51536，VACU-GUARD 60mm真空泵保护滤器1.0UM PTFE 1/4IN SINGLE | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
| | Cole-Parmer 225G-100P-G-2M-33-06-CP1 不锈钢压力表变送器 | 48 | ￥4807.00 | ￥4807.00 | | ￥4807.00 | |
