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调压阀
4-(苄氧基甲基)-2,2-二甲基-1,3-二氧戊环
离心瓶底座,500mL
2,4-二氯-6-甲基苄胺
PUNYW6949588 Atracurium Impurity 25
LiChroCART 55-4,Aluspher 100 RP-select b 5μm定制柱
CHROMATOGRAPY-COLUMNS, WITH ST-SOCKET 29/32, ST-PTFE-STOPCOCK, SOLID PLUG SCREW-THREAD RETAINING N
CD-1气相毛细管色谱柱
TIPS IN RACK GILSON YELLOW 5:200 μl (96 Tips)
5-醛基-2-噻吩硼酸(含不同量的酸酐)