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BT-12921(折叠梯/六步/承重200Kg)'); document.write('¥224
BG-C569100(蛇形回流冷凝器/冷凝管/小咀可拆/冷凝部分100mm/总长210mm/磨口19/22)'); document.write('¥142.4
Acrylyl chloride, 丙烯酰氯/100g/CAS:814-68-6'); document.write('¥310
BH-10331-8-4(金属二通/变径/8-4mm/PU管快接)'); document.write('¥5.34