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正己烷中甲苯标准溶液
PH7.0缓冲氯化钠蛋白胨溶液(USP)(Buffered Sodium Chloride Peptone Solution PH7.0)
SPATULAS, DOUBLE, MADE OF STEEL, POLISHED, 150 MM LENGTH
不锈钢托盘,型号6枚
SCREW,SST SEMS P4 M3X6,岛津配件
Empore 膜片式固相萃取小柱,C18小柱
2-(2-氟苯基)乙醇
7-羟基香豆素
THERMOSTATIC-REACTION VESSEL, FLAT FLANGE WITH GROOVE, WITH DRAWAL VALVE, GRADUATED, CYLINDRICAL, ROUND BOTTOM, DN 120, 5000 ML, GL 18, VALVE 10 MM, OUTER ? 200 MM, INNER ? 160 MM, HEIGHT 43
MDN-1气相毛细管柱