| | 英国GMI LS512可燃气检测仪检测仪PPM传感器，配套LS512使用 | 16 | ￥1650.00 | ￥1650.00 | | ￥1650.00 |  |
| | Thermo Scientific Hypersil 25402-1521304 GOLD PFP色谱柱 - 3.0mm内径，长度150mm，粒径1.9微米大小 | 77 | ￥7775.00 | ￥7775.00 | | ￥7775.00 | |
| | DIRTEEZE SMOOTH AND STRONG DEGREASER WIPES (80 TUB) | 1 | ￥134.64 | ￥134.64 | | ￥134.64 | |
