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DZ-BG-具砂板双内磨口连接接头(有效长度100mm/外径26mm/磨口24/40/G3)
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BH-10752-L(烧瓶夹/万用夹/三爪夹/双调节/大号)
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BT-12910-H2-16(减压器/氢气/YQQ-370/16)
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Cupric acetylacetonate, 乙酰丙酮酸铜/25g/CAS:13395-16-9
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MMP-G-01-B (Tetrahedral N/SP3)
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BH-10313-15(定性滤纸/中速/直径15cm/100片)
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