| | GLI/大湖3422D3A20 3422 电导探头，带20英尺电缆，电极常数 5.0 | 40 | ￥4050.00 | ￥4050.00 | | ￥4050.00 |  |
| | Kent Elastomer Amber Latex Rubber Tubing 1008 50' Coil Length | 12 | ￥1239.90 | ￥1239.90 | | ￥1239.90 | |
| | Thermo Scientific 30105-124030 HYPERSIL ODS（C18）柱 - ID4.0毫米，长125毫米，粒径5μm | 45 | ￥4570.00 | ￥4570.00 | | ￥4570.00 | |
