盐酸副玫瑰苯胺法测定中药材二氧化硫残留量研究  

Determination of Sulfur Dioxide Residues in Traditional Chinese Medicinal Materials with Pararosaniline Hydrochloride Method

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作  者:刘玲[1] 陶松[2] 刘立民[1] 张梦颖 张五萍[1] 林婷婷 LIU Ling;TAO Song;LIU Li-min;ZHANG Meng-ying;ZHANG Wu-ping;LIN Ting-ting(Department of Pharmacy,Jiangxi Provincial People’s Hospital,Nanchang 330006,China;Department of Pharmacy,the First Affiliated Hospital of Nanchang University,Nanchang 330006,China)

机构地区:[1]江西省人民医院药学部,南昌330006 [2]南昌大学第一附属医院药学部,南昌330006

出  处:《江西中医药大学学报》2019年第2期72-77,共6页Journal of Jiangxi College of Traditional Chinese Medicine

基  金:江西省卫生计生委中医药科研项目(2016A125)。

摘  要:目的:建立盐酸副玫瑰苯胺法测定中药材中二氧化硫残留量的检测方法。方法:采用标准曲线和加样回收的方法,建立紫外分光光度法测定中药材中二氧化硫残留量的检测方法。结果:中药材中二氧化硫含量在8.35~104.37μg/g范围内与吸光度呈良好线性关系,R2=0.9978,平均回收率为79.64%,检出限为2.79mg/kg,定量限为8.47mg/kg。结论:本方法适用于中药材中二氧化硫残留量的检测。Objective:To establish the determination method of sulfur dioxide in traditional Chinese medicinal materials.Methods:With linear relativity and recovery test,the method for determination of sulfur dioxide residues in Chinese medicinal materials was established by using the UV spectrophotometry.Result:In the range of 8.35~104.37μg/g,there was a linear relationship with absorbance,R2=0.9978,and average recovery rate was 79.64%,the detection limit was 2.79 mg/kg,and the quantitative limit was 8.47 mg/kg.Conclusion:The method is suitable for determination of sulfur dioxide residues in traditional Chinese medicinal materials.

关 键 词:盐酸副玫瑰苯胺 二氧化硫 中药材 紫外色谱法 

分 类 号:S567.39[农业科学—中草药栽培;农业科学—作物学]

 

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