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4-Nitroaniline, 4-硝基苯胺/500g/CAS:100-01-6
'); document.write('¥199

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Copper, 铜粉/50g/CAS:7440-50-8
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Methylmagnesium chloride, 甲基氯化镁/5g/CAS:676-58-4
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Sec-Butyl Lithium,仲丁基锂/50g/CAS:598-30-1
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β-analine, β-氨基酸丙酸/1kg/CAS:107-95-9
'); document.write('¥750

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