| | Dwyer DPGA-01数字压力表 | 7 | ￥700.00 | ￥700.00 | | ￥700.00 |  |
| | Ohaus/14,100g x 0.2g奥豪斯导航式天平 | 50 | ￥5070.00 | ￥5070.00 | | ￥5070.00 | |
| | Thermo Scientific Hypersil 30003-152130硅胶柱 - 长150mm，2.1mm内径，3μm的颗粒大小 | 53 | ￥5300.00 | ￥5300.00 | | ￥5300.00 | |
| | Cole-Parmer 5375 W/9998 筛NIST可溯源校准报告 | 19 | ￥1914.00 | ￥1914.00 | | ￥1914.00 | |
