| | ADVANTEC 3枝3通阀 真空过滤歧管 | 89 | ￥8900.00 | ￥8900.00 | | ￥8900.00 |  |
| | Long-Life Carbon Block Cartridges20“L0.5微米双开口长寿命碳块墨盒 | 3 | ￥320.00 | ￥320.00 | | ￥320.00 | |
| | 美国Trek 152-1数显式表面电阻测试仪主机+152p-2p探头 | 235 | ￥23500.00 | ￥23500.00 | | ￥23500.00 | |
| | Cole-Parmer®304 SS机械耦合泵，高头，160 GPM，208-230/460 VAC | 234 | ￥23496.00 | ￥23496.00 | | ￥23496.00 | |
