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trans-2-Methyl-2-pentenoic acid, 反式-2-甲基-2-戊烯酸/250g/草莓酸/CAS:16957-70-3'); document.write('¥480
BG-F164500(两口反应瓶/500mL/磨口24/40)'); document.write('¥142.4
已停产 BT-12916(真空油泵/真空泵/2XZ-4/郑州长城)'); document.write('¥1701
DZ-BG-分水器(100mL)磨口和高度根据客户要求定制'); document.write('¥307.2
BG-F386020M(上磨口减压层析柱/外径60mm/长度200mm/G3)'); document.write('¥238.4
BG-P1614250(振荡瓶/4扰流/250mL)'); document.write('¥54.93