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BH-382522(有机系微孔滤膜/尼龙滤膜/直径25mm/孔径0.22μm/100片)'); document.write('¥96
BG-C251120(球型冷凝器/冷凝管/冷凝部分长120mm,磨口14/20)'); document.write('¥65.6
BG-C195462C(球磨口砂板闪式层析柱/内径39.6mm/壁厚3.2mm/长254mm)'); document.write('¥147.2