| | Cole-Parmer 6674 试验筛 | 15 | ￥1529.00 | ￥1529.00 | | ￥1529.00 |  |
| | Cole-Parmer®电机无泄漏泵，改性聚苯醚的身体，3.5 GPM或6 FT，1/2英寸软管连接 | 29 | ￥2981.00 | ￥2981.00 | | ￥2981.00 | |
| | Filter Cartridges155358-43 双梯度密度聚丙烯滤芯 | 3 | ￥350.00 | ￥350.00 | | ￥350.00 | |
| | Emerson&Cuming STYCAST 1266 A / B环氧密封剂 | 28 | ￥2890.00 | ￥2890.00 | | ￥2890.00 | |
