Sigma-Aldrich
Levetiracetam impurity D
Meloxicam impurity B
2-氨基-5-甲基噻唑
Metoprolol impurity A
美托洛尔杂质A
N,N′-2-methylpiperazinebis(methylene phosphonic acid)
聚乙二醇单辛基苯基醚, Octoxinol 10
(SP-4-2)-[(1S,2S)-Cyclohexane-1,2-diamine-κN,κN′][ethanedioato((2-)-κO1,κO2]platinum, Oxaliplatin impurity D
Pancreas powder (protease) BRP
Plastic additive 12
三(2,4-二-叔-丁基苯基)亚磷酸酯
Prilocaine impurity E
Pyridoxine impurity A
沙丁胺醇杂质F, Salbutamol impurity F
索他洛尔杂质B, Sotalol impurity B
坦洛新杂质H, Tamsulosin impurity H
Tretinoin
视黄酸
维拉帕米杂质I, Verapamil impurity I