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BG-C195261C(球磨口砂板闪式层析柱/内径20.4mm/壁厚2.8mm/长203mm)
'); document.write('¥124

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N,N'-Carbonyldiimidazole, N,N'-羰基二咪唑(CDI)/1kg/CAS:530-62-1
'); document.write('¥605

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Copper, 铜粉/50g/CAS:7440-50-8
'); document.write('¥71

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BG-L16034-1176(温度计/磨口10/18/煤油/-20℃至110℃/磨口以下76mm)
'); document.write('¥74.67

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