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2-Nitrobenzenesulfonyl chloride, 2-硝基苯磺酰氯/500g/CAS:1694-92-4'); document.write('¥375
BG-F464000(溶剂储存球瓶/1000mL/磨口24/40/高真空阀0-4mm)'); document.write('¥174.4
BH-20115(电热炉/500W)'); document.write('¥85.34
DZ-BG-双联反应管2'); document.write('¥120
BG-A252924(B型接头/上29/42/下24/40)'); document.write('¥37.6
BH-20219(插头/双相)'); document.write('¥7.46