| | Whatman 1823-042 玻璃微纤维滤纸 | 4 | ￥470.00 | ￥470.00 | | ￥470.00 |  |
| | Cole-Parmer 4714 W/9998 筛与NIST可溯源校准报 | 18 | ￥1870.00 | ￥1870.00 | | ￥1870.00 | |
| | 美国URG URG-2000-30EH-1A鹅颈适配器 | 50 | ￥5000.00 | ￥5000.00 | | ￥5000.00 | |
| | Ohaus/SP4001奥豪斯工业秤 | 58 | ￥5850.00 | ￥5850.00 | | ￥5850.00 | |
| | 德图testo340烟气分析仪O2 备用传感器 | 14 | ￥1471.00 | ￥1471.00 | | ￥1471.00 | |
