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BG-A321922(内磨口直型抽气接头/磨口19/22/小咀外径8mm)'); document.write('¥20
BG-F30345L(圆底烧瓶/单颈/5000ml/磨口34/45)'); document.write('¥444.8
BT-13906-3(旋转蒸发仪真空密封圈/海道夫/Laborota 4000)'); document.write('¥1173.34
2-Nitrotoluene, 2-硝基甲苯/500g/CAS:88-72-2'); document.write('¥254
BG-C629300(球型冷凝器/冷凝管/小咀可拆/冷凝部分长300mm,磨口19/22)'); document.write('¥98.4
BG-F30291L(圆底烧瓶/单颈/1000mL/磨口29/42)'); document.write('¥116