| RAE 10-104-50-2H 气体检测管 | 3 | ¥340.00 | ¥340.00 | | ¥340.00 |  |
| 梅特勒 51350094 1413μS/cm电导仪标准液1瓶×250mL | 1 | ¥190.18 | ¥190.18 | | ¥190.18 |  |
| 加拿大CET公司YES Plus LGA可燃性气体 LEL X传感器 | 35 | ¥3520.00 | ¥3520.00 | | ¥3520.00 |  |
| 上海雷兹 PNH3-1 型氨气敏电极 | 3 | ¥360.00 | ¥360.00 | | ¥360.00 |  |
| 上海雷兹 PNH3-1-01 型氨气敏电极 | 3 | ¥360.00 | ¥360.00 | | ¥360.00 |  |
| Kapa Biosystems Long Range Hs Pcr Blend500u KK3503 | 57 | ¥5799.90 | ¥5799.90 | | ¥5799.90 |  |
| Cole-Parmer® 4176CP单次™电导率标准液,100μS,100毫升小瓶,6/PK | 4 | ¥418.00 | ¥418.00 | | ¥418.00 |  |