| | Cole-Parmer 4718 试验筛 | 13 | ￥1364.00 | ￥1364.00 | | ￥1364.00 |  |
| | Cole-Parmer 5378 W/9998 NIST可溯源校准报告 | 20 | ￥2068.00 | ￥2068.00 | | ￥2068.00 | |
| | Cole-Parmer 4552 W/9998 筛与NIST可溯源校准报告 | 24 | ￥2464.00 | ￥2464.00 | | ￥2464.00 | |
| | ACCUTRAK VPE超声波泄露检测仪 | 71 | ￥7150.00 | ￥7150.00 | | ￥7150.00 | |
| | Cole-Parmer 5359 W/9998 筛NIST可溯源校准报告 | 18 | ￥1859.00 | ￥1859.00 | | ￥1859.00 | |
