document.write('
'); document.write(''); document.write('
trans-2-Methyl-2-pentenoic acid, 反式-2-甲基-2-戊烯酸/500g/草莓酸/CAS:16957-70-3'); document.write('¥800
Pyridine hydrobromide, 吡碇溴化氢盐/25g/CAS:18820-82-1'); document.write('¥90
BG-F236040M(减压层析柱/外径60mm/长度400mm/G3)'); document.write('¥300.8