| | whatman WB129236滤膜 | 9 | ￥960.00 | ￥960.00 | | ￥960.00 |  |
| | Polypropylene Sediment Cartridges10“L双开口聚丙烯滤芯50微米 | 0 | ￥90.00 | ￥90.00 | | ￥90.00 | |
| | 美国Cannon 9721-K74 乌氏粘度计，大小400 | 21 | ￥2180.00 | ￥2180.00 | | ￥2180.00 | |
| | Masterflex 07019-21 I / P标准泵头的I / P 73管，PC外壳/ SS转子 | 49 | ￥4950.00 | ￥4950.00 | | ￥4950.00 | |
