| | Cole-Parmer 4532 W/9998 筛与NIST可溯源校准报告 | 17 | ￥1727.00 | ￥1727.00 | | ￥1727.00 |  |
| | 日本理音(RION)NA-28精密噪音分析仪 | 12 | ￥1200.00 | ￥1200.00 | | ￥1200.00 | |
| | Cole-Parmer 6661 试验筛 | 15 | ￥1529.00 | ￥1529.00 | | ￥1529.00 | |
| | Cole-Parmer 6844 试验筛 | 15 | ￥1529.00 | ￥1529.00 | | ￥1529.00 | |
| | Cole-Parmer 6834 试验筛 | 15 | ￥1529.00 | ￥1529.00 | | ￥1529.00 | |
| | Cole-Parmer 6831 试验筛 | 15 | ￥1529.00 | ￥1529.00 | | ￥1529.00 | |
| | Cole-Parmer 95-0501-01 8瓦紫外线灯 | 61 | ￥6127.00 | ￥6127.00 | | ￥6127.00 | |
| | Cole-Parmer 4534 W/9998 筛与NIST可溯源校准报告 | 17 | ￥1727.00 | ￥1727.00 | | ￥1727.00 | |
| | Cole-Parmer 6843 试验筛 | 15 | ￥1529.00 | ￥1529.00 | | ￥1529.00 | |
| | Cole-Parmer 4700 W/9998 筛与NIST可溯源校准报告 | 17 | ￥1727.00 | ￥1727.00 | | ￥1727.00 | |
