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1-(甲磺酰基)哌嗪
有机相尼龙针式滤器(白色)
甲醇中1,3-二硝基苯溶液标准样品
志贺氏菌显色平皿9cm(2-8℃)
PTE-5 QTM 气相毛细管柱
HPLC异辛烷
THERMOSTATIC-REACTION VESSEL, FLAT FLANGE WITH GROOVE, WITH DRAWAL VALVE, CYLINDRICAL, ROUND BOTTOM, GRADUATED, DISTRIBUTION RING FOR STABILIZING MEDIA, DN 200, 10000 ML, KF 15, VALVE 10 MM,
酒石酸钾
优胶管(0.25KG/M)
番茄酱中的成分分析-质控样