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2-Pyrrolidinone, 2-吡咯烷酮/100g/CAS:616-45-5
'); document.write('¥285

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BH-10281(磨口塑料夹/塑料磨口夹/塑料弹簧夹/14/20)
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BG-P14040-010(点样毛细管/1.0mm/长度100mm/500支)
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N,N-Dimethylacetamide, N,N-二甲基乙酰胺/1L/CAS:127-19-5
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DZ-AHB-dsm-1(定制模块/外75*40/平底23*4孔/深35/氧化白)
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Carbon tetrabromide, 四溴化碳/500g/CAS:558-13-4
'); document.write('¥1125

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