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| | Cole-Parmer 1963734H 010TV12 凝胶填充式,侧挂式pH电极与凝灰岩尖双结,100欧姆ATC元,镀锡两端 | 21 | ¥2178.00 | ¥2178.00 | | ¥2178.00 |  |
| | Thermo Scientific Hypersil 30705-153030 APS-2(氨基)柱 - 3.0mm内径,长度150mm,5μm的颗粒大小 | 48 | ¥4805.00 | ¥4805.00 | | ¥4805.00 |  |