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| Cole-Parmer® 低压长寿命蠕动计量泵,最大流量33.3 GPH 30 PSI,Norprene管,115伏60赫兹 | 402 | ¥40205.00 | ¥40205.00 | | ¥40205.00 |  |
| 海恒 BZ-1Z 浊度测试仪 | 14 | ¥1449.00 | ¥1449.00 | | ¥1449.00 |  |
| Gossen MAVOLUX 5032 B USB 照度计 | 86 | ¥8600.00 | ¥8600.00 | | ¥8600.00 |  |