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兽药混合标准液(大环内酯类)(各20μg/ml乙腈溶液)
PUNYW9579415 Nebivolol Impurity 12 HCl (RR,RR)
PUNYW8416562 Argatroban Impurity 40
DIMROTH-CONDENSERS, ACC. TO DIN 12591, CONE ST 19/26, SOCKET ST 19/26, JACKET LENGTH 160 MM
气相色谱柱,TG-WAXMS A 15m x 0.32mm x 0.50μm
100ml 双刻度比色管
乙酸铬(III)氢氧化物
15种醛酮-DNPH混标(HJ997-2018)
邻苯二甲酸二甲酯
FRACTIONATING COLUMNS ACC.TO VIGREUX.PRECISO WITHOUT GLASS JACKET CONE ST 29/32 EFF.LENGTH 500 M