| | 华瑞ToxiRAE II 个人用单一有毒气体/氧气检测仪,045-0523-C00,PGM-1187 | 35 | ￥3575.00 | ￥3575.00 | | ￥3575.00 |  |
| | A＆D SW-03比较继电器输出 | 15 | ￥1500.00 | ￥1500.00 | | ￥1500.00 | |
| | Cole-Parmer®电导率标准液，1000μS，16盎司，单独测试瓶 | 8 | ￥869.00 | ￥869.00 | | ￥869.00 | |
| | Fluke Calibration 9142-F-P多功能计量炉 | 769 | ￥76900.00 | ￥76900.00 | | ￥76900.00 | |
| | Whatman Grade 3644测试纸10342580 Grade 3644 140x200MM 1000/PK | 95 | ￥9565.00 | ￥9565.00 | | ￥9565.00 | |
