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1-Bromo-2-nitrobenzene, 1-溴-2-硝基苯/25g/CAS:577-19-5
'); document.write('¥217.8

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2-Pyrrolidinone, 2-吡咯烷酮/500g/CAS:616-45-5
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Benzylhydroxylamine hydrochloride, O-苄基羟胺盐盐酸盐/50g/CAS:2687-43-6
'); document.write('¥165

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