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BT-13906-2(旋转蒸发仪真空密封圈/埃朗/N-1100D)'); document.write('¥640
BG-A814175(双外磨口连接头/磨口24/40/磨口间长度175mm)'); document.write('¥27.2
DZ-BG-浓缩管(10mL/总长105mm/外径16mm/非磨口)'); document.write('¥49
Hexane, 正己烷/4L/CAS:110-54-3'); document.write('¥480
BH-10549-180(药勺/称量勺/微量/一铲一勺/180mm)'); document.write('¥8.16
BG-C394620C(具砂板储存球闪式层析柱/容量500mL/外径46mm/内径40mm/磨口24/40/长203mm/G2)'); document.write('¥186.4