| 爱宕 master-s/millm 盐度折射计 | 20 | ¥2009.00 | ¥2009.00 | | ¥2009.00 |  |
| PROTOKOTE 559 INK YELLOW 1KG | 7 | ¥768.72 | ¥768.72 | | ¥768.72 |  |
| 瑞士班泰克斯 BENTAX 高效空气处理器 | 19 | ¥1939.42 | ¥1939.42 | | ¥1939.42 |  |
| Cole-Parmer® pH为10的缓冲溶液,4升瓶 | 8 | ¥808.50 | ¥808.50 | | ¥808.50 |  |
| Whatman 酸碱测试纸2600-103A PH IND PH IND pH 6.4-8 7MMx5M 1/RL | 1 | ¥124.00 | ¥124.00 | | ¥124.00 |  |