| | Aeroqual S500-ESP便携式二氧化硫检测仪 | 142 | ￥14200.00 | ￥14200.00 | | ￥14200.00 |  |
| | 台湾群特CENTER-309记忆式四通道温度计 | 8 | ￥880.00 | ￥880.00 | | ￥880.00 | |
| | Spectra/Mesh 145916 屏幕光盘式滤膜 | 17 | ￥1760.00 | ￥1760.00 | | ￥1760.00 | |
| | ECCOSPHERES SI250 1KG包装 | 56 | ￥5606.16 | ￥5606.16 | | ￥5606.16 | |
| | 新西兰AEROQUAL S200-ESP便携式二氧化硫检测仪量程0-100ppm 分辨率0.1ppm | 66 | ￥6600.00 | ￥6600.00 | | ￥6600.00 | |
