| | Cole-Parmer 5215 W/9998 与NIST可溯源校准报告 | 24 | ￥2475.00 | ￥2475.00 | | ￥2475.00 |  |
| | 自动萃取套筒/滤筒 2810-166 16 × 60 25个一包 | 8 | ￥880.00 | ￥880.00 | | ￥880.00 | |
| | 美国Wheaton 211630 美国Wheaton滴瓶 瓶容量:3ml | 10 | ￥1052.44 | ￥1052.44 | | ￥1052.44 | |
| | Cole-Parmer 6500 W/9998 筛与NIST可溯源校准报告 | 21 | ￥2145.00 | ￥2145.00 | | ￥2145.00 | |
