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Piperazine Hexahydrate, 哌嗪(六水)/1kg/CAS:142-63-2'); document.write('¥870
4-Bromobenzyl bromide, 对溴溴苄/200g/CAS:589-15-1'); document.write('¥504
tert-Butylchlorodiphenylsilane, 叔丁基二苯基氯硅烷/5g/CAS:58479-61-1'); document.write('¥340