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1,3-Dimethyl-2-imidazolidinone, 1,3-二甲基-2-咪唑啉酮/500g/CAS:80-73-9
'); document.write('¥360

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AHB-050-1(加热模块/干浴/黑色/50毫升圆底烧瓶/φ73x35)
'); document.write('¥460.68

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Isovanillin, 3-羟基-4-甲氧基苯甲醛(异香兰素)/250g/CAS:621-59-0
'); document.write('¥300

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