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4-Chloronitrobenzene, 4-硝基氯苯/500g/CAS:100-00-5'); document.write('¥228
Cupric acetate, 无水醋酸铜/500g/CAS:142-71-2'); document.write('¥533.5
Methyl cyanoacetate, 氰乙酸甲酯/100g/CAS:105-34-0'); document.write('¥140