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BG-M490064-2(单排管真空气体分配器/四氟节门/六组/双小咀/4号节门)'); document.write('¥340.8
BG-F661925(磨口三角瓶/磨口锥形瓶/25mL/磨口19/22)'); document.write('¥17.6
BH-10352(pH试纸/pH 9.5-13)'); document.write('¥6.4
Calcium iodine, 碘化钙/25g/CAS:10102-68-8'); document.write('¥791
BB-20108-I(充电线/苹果)'); document.write('¥25.6
BH-302439(塑料接头/鲁尔接头/变径/2.4x3.9)'); document.write('¥2.97