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2-Bromopyridine, 2-溴吡碇/500g/CAS:109-04-6'); document.write('¥605
1-Bromo-2-nitrobenzene, 1-溴-2-硝基苯/100g/CAS:577-19-5'); document.write('¥533.5
Diethylzinc, 二乙基锌/250mL/CAS:557-20-0'); document.write('¥800