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4-氯-3-(三氟甲基)苯甲醛
48位Chem Elut柱支架
水相、有机相两用膜 47mmx0.45um(100片)
滴定管,“Economy”,SILBERBRAND, 25ml,PTFE 滴定阀,PP滴定头
PUNYW8403273 Argatroban Impurity 26
表
DURAN YOUTILITY Pouring Ring GL 45, Cyan Polypropylene, for DURAN? laboratory glass bottles with DIN thread
Membrane ceramic ring for Corning Accelerated One-Step
针头过滤器,聚丙烯外壳,尼龙滤膜,孔径0.2um
乙二胺四乙酸