| Cole-Parmer DC4-456H 立体相机显微镜 | 87 | ¥8789.00 | ¥8789.00 | | ¥8789.00 |  |
| lab 尼龙圆片过滤膜lab 尼龙圆片过滤膜孔径:0.45(um), 直径:25(mm),(200片/盒)lab 尼龙圆片过滤膜孔径:0.45(um), 直径:25(mm),(200片/盒) | 0 | ¥99.00 | ¥99.00 | | ¥99.00 |  |
| Mark-10 SS1000拉伸与压缩测力传感器 | 56 | ¥5650.00 | ¥5650.00 | | ¥5650.00 |  |
| TQC PA-2257 1.6mm,16齿,API RP 5L2 | 18 | ¥1800.00 | ¥1800.00 | | ¥1800.00 |  |