倍他米松杂质
倍他米松杂质 倍他米松杂质A Betamethasone 17-Propionate CAS No. 5534-13-4 C25H33FO6 M.W. 448.54 倍他米松杂质B 21-Hemiacetal Betametha
丹酚酸B
【名称】丹酚酸B 【英文名】Salvianolic acid B 【分子式】C36H30O16 【分子量】718.6138 【CAS号】115939-25-8 【性状】类白色粉末 【作用与用途】本品用于含量测定。
阿奇霉素标准品
(2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-15-oxo- 11-{[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-]oxy}-1-oxa-6-azacyclopentadec-13-yl 2,6-dideoxy-3-C
阿托伐他汀钙标准品
Calcium bis((3R,5R)-7-[3-(anilinocarbonyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoate) trihydrate
苯肾上腺素杂质标准品
2-(benzyl(methyl)amino)-1-(3-hydroxyphenyl)ethanone hydrochloride monohydrate