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BG-C144300(格式蛇形冷凝器/冷凝管/冷凝部分长300mm,磨口24/40)
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BG-C195324C(球磨口砂板闪式层析柱/内径26.4mm/壁厚2.8mm/长457mm)
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BT-P80001-12(手工冲子/圆冲/直径12mm)
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BT-P80001-1.2(手工冲子/圆冲/直径1.2mm)
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BT-P80001-1.5(手工冲子/圆冲/直径1.5mm)
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Dimethyl disulfide, 二甲基二硫醚(DMDS)/100g/CAS:624-92-0
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