| | Cole-Parmer RK-32707-06低成本的气体质量流量计 | 68 | ￥6831.00 | ￥6831.00 | | ￥6831.00 |  |
| | Helix Medical Sil Tbg Wht Str .250/.500/50FT 61-080-26 | 20 | ￥2099.90 | ￥2099.90 | | ￥2099.90 | |
| | Whatman NC MicroPlus10407865 NC WHITE0.45 145MMx105M 1/PK，尺寸：145MMx105M 孔径0.45um | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
