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气相色谱法测定赖氨肌醇维B12口服溶液中肌醇的含量
引用本文:李锐,陈梅荣,王晖,赖娟华.气相色谱法测定赖氨肌醇维B12口服溶液中肌醇的含量[J].江西化工,2011(2):77-79.
作者姓名:李锐  陈梅荣  王晖  赖娟华
作者单位:江西省药物研究所,江西南昌,330029
摘    要:目的:建立气相色谱法测定赖氨肌醇维B12口服溶液中肌醇的含量。方法:将肌醇进行硅烷化处理,正己烷提取后,以气相色谱法测定其含量。色谱柱为Elite-5ms30m x0.25mm x0.25um毛细管柱;YID检测器;载气为氮气;柱温为210℃;检测器温度为250℃;分流比为50:1。结果:肌醇浓度在0.050-10.0...

关 键 词:气相色谱法  赖氨肌醇维B12口服溶液  肌醇  含量测定

Determination of Inosite in Lysine,Inosite and Vitamin B_(12) Oral Solution by GC
Li Rui,Chen Mei-rong,Wang Hui,Lai Juan-hua.Determination of Inosite in Lysine,Inosite and Vitamin B_(12) Oral Solution by GC[J].Jiangxi Chemical Industry,2011(2):77-79.
Authors:Li Rui  Chen Mei-rong  Wang Hui  Lai Juan-hua
Affiliation:Li Rui Chen Mei-rong Wang Hui Lai Juan-hua(Jiangxi Province Institute of Materia Medica,Nachang 330029)
Abstract:Objective to establish a method for determination of Inosite in Lysine,Inosite and Vitamin B12 Oral Solution.METHOD After silanization,the inosite was extracted with n-hexane and determined by GC.The GC system consisted of a Elite-5ms capillary column(30m×0.25mm×0.25um),nitrogen as the carrier gas,column temperature at 210℃,FID as the detector at 250℃,and with a split ratio of 50:1.RESULTS There was a good linear within the range of 0.050~10.020mg/ml for inosite with г=0.9998(n=7).The average recovery was 98.03% with RSD=1.98%(n=6).CONCLUSION The method is accurate,reproducible and could be used for the quality control ofLysine,Inosite and Vitamin B12 Oral Solution.
Keywords:GC Lysine  Inosite and Vitamin B12 Oral Solution inosite determination  
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