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TIAN Yuan, FENG Shu-dan, HUANG Mei-hua, ZHANG Zun-jian. LC-MS/MS determination of glucocorticoids illegally added into cosmetics[J]. Journal of China Pharmaceutical University, 2011, 42(1): 53-57.
Citation: TIAN Yuan, FENG Shu-dan, HUANG Mei-hua, ZHANG Zun-jian. LC-MS/MS determination of glucocorticoids illegally added into cosmetics[J]. Journal of China Pharmaceutical University, 2011, 42(1): 53-57.

LC-MS/MS determination of glucocorticoids illegally added into cosmetics

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  • An analytical method for the simultaneous determination of cortisone acetate,prednisone,hydroprednisone,triamcinolone,dexamethasone and dexamethasone acetate in cosmetics using LC-MS/MS was developed. Cosmetic samples were extracted by acidified methanol and analyzed by LC-MS/MS using an electrospray source. The separation was carried out on a Shimadzu Shim-pack VP-ODS C18 (150 mm×2.0 mm,5 μm) and the mobile phase consisted of methanol-0.1% formic acid solution (60∶40). The established method is suitable for routine monitoring and determination of glucocorticoids added in cosmetics illegally.
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