| | Cole-Parmer 6841 W/9998 筛NIST可溯源校准报告 | 26 | ¥2662.00 | ¥2662.00 | | ¥2662.00 |  |
| | Cole-Parmer 6677 W/9998 NIST可溯源校准报告 | 26 | ¥2662.00 | ¥2662.00 | | ¥2662.00 |  |
| | Cole-Parmer 6833 W/9998 NIST可溯源校准报告 | 26 | ¥2662.00 | ¥2662.00 | | ¥2662.00 |  |
| | Cole-Parmer 4700 W/9998 筛与NIST可溯源校准报告 | 17 | ¥1727.00 | ¥1727.00 | | ¥1727.00 |  |