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BG-V233220(一体式冷阱/外径32mm/长度200mm/内管外径10mm)'); document.write('¥81.3
BH-10553-500(微量加样筒/500微升/尖头)'); document.write('¥152
2-Bromochlorobenzene, 2-氯溴苯/1kg/CAS:694-80-4'); document.write('¥825
BG-P132010(层析缸/展缸/200x100/双槽)'); document.write('¥298.67
BG-P18218(干燥器/真空/直径180mm)'); document.write('¥167.5