大孔树脂紫外分光光度法测定皮炎宁中醋酸地塞米松含量

Quantitative determination of dexamethasone acetate in the “Piyanning” by microporous resin and UV spectrophotometry

目的 :建立医院制剂皮炎宁的含量测定方法。方法 :采用D 1 0 1大孔树脂分离纯化、紫外分光光度法测定皮炎宁中醋酸地塞米松的含量。结果 :平均回收率为 99.7% ,RSD =1 .2 1 %。结论 :该法简便、快速、准确、重现性好 。

OBJECTIVE:To establish an accurate method forthe determination of Piyanning of hospital preparation.METHOD:To separate and purify by D 101 macroporous resin and to determine the quality of dexamethasone acetate by UV spectrophotometry.RESULTS:The average recovery was 99.7% and RSD was 1.21%.CONCLUSION:The method was convenient,rapid,accurate,excellent reproducibility and was suitable for rapid analyse of hospital preparation.