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Imidazole
3-Bromo-1-propanol (无证书)
Rivastigmine Related Compound B
二环己胺
EPA 8270方法内标(6种氘代物),4mg/ml溶于二氯甲烷 标准品
Intermedine N-Oxide-D7
5-ALPHA-DIHYDROTESTOSTERONE 97% CHEMICAL PURITY (2,3,4-13C3,99%)
4-(p-Ethoxyphenylazo)-m-phenylenediamine monohydrochloride (无证书)
PUNYW25798226 Foscarnet Sodium EP Impurity C
粉唑醇溶液,100ppm