阿司帕坦标准品
(S)-3-amino-4-((S)-1-meth-oxy-1-oxo-3-phenylpropan-2-ylamino)-4-oxobutanoic acid
来曲唑杂质
来曲唑杂质A Letrozole EP Impurity A 112809-52-6 来曲唑杂质B Letrozole EP Impurity B 113402-31-6 来曲唑杂质C Letrozole Impurity
右雷佐生杂质
右雷佐生杂质1 Dexrazoxane Impurity 1 右雷佐生杂质2 Dexrazoxane Impurity 2 右雷佐生杂质3 Dexrazoxane Impurity 3 右雷佐生杂质4 Dexrazoxan
氟**醇标准品
4-[4-(4-chlorophenyl)-4-hydroxy-1-piperidyl]-1-(4-fluorophenyl)-butan-1-one