如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
PUNYW8156407 Norepinephrine Impurity 20 (Noradrenalinequinone)
气相色谱柱,TG-WAXMS 60m x 0.53mm x 0.25μm
乙酰丙酸丁酯
透明样品瓶 (单件) 15X45mm,4ml透明样品瓶,13-425瓶口
STIRRING ROD WITH SPATULA,PP, LENGTH 245 MM, O.D. 7 MM