建立了乳制品中双氰胺的高效液相色谱(HPLC)检测方法.样品经乙腈提取后采用HPLC测定.优化后的色谱条件:XBridge Amide柱(250 mm×4.6 mm,3.5 μm),流动相为乙腈和水(体积比为90∶10,含0.2%甲酸),流速为1.0 mL/min,检测波长为218 nm.方法在0.5~50 mg/L范围内线性关系良好,相关系数(r2)为0.9999,回收率在96.7% ~ 101.0%之间,RSD为4.5% ~ 4.9%(n=6),检出限为0.2 mg/kg(S/N=3),定量限为0.5mg/kg(S/N=10) 该方法简单、准确、灵敏度高,适用于各种乳制品中双氰胺的检测.
参考文献
[1] | Li S P.Shanxi Chemical Industry(李姝萍.山西化工),2008,28(5):52 |
[2] | Song Y T,Dang M Y,Li S,et al.Chemistry and Adhesion (宋颖韬,党明岩,李石,等.化学与黏合),2012,34(1):4 |
[3] | Deng Y M,Pi P H,Wen X F,et al.Applied Chemical Industry(邓耀明,皮丕辉,交秀芳,等.应用化工),2008,37(2):173 |
[4] | MPI.For Chinese Translation of Frequently Asked Questions.[2013-01-26].http://www.mpi.govt.nz/Portals/0/Documents/news-resources/news/chinese-translation-faq.pdf |
[5] | Wang Z X,Jiang J,Sun L,et al.Journal of Instrumental Analysis(王祖翔,蒋俊,孙莉,等.分析测试学报),2012,31(5):593 |
[6] | Abernethy G,Higgs K.J Chromatogr A,2013,1288:10 |
[7] | Yassine M M,Dabek-Zlotorzynska E,Celo V.J Chromatogr A,2012,1229:208 |
[8] | Moret S,Prevarin A,Tubaro F.Food Chem,2011,126:1232 |
[9] | WangLR,HuangM Z,Zhu SH.JournalofZhejiang University:Medical Sciences(王临润,黄明珠,朱素慧.浙江大学学报:医学版),2005,34(4):368 |
[10] | Zhou J P,Cang G A.China Occupational Medicine(周靖平,仓公敖.中国职业医学),2009,36(2):151 |
[11] | Yun H,Yan H,Zhang Z H,et al.Chinese Journal of Chromatography(云环,严华,张朝晖,等.色谱),2013,31(5):404 |
[12] | MacMahon S,Begley T H,Diachenko G W,et al.J ChromatogrA,2012,1220:101 |
[13] | He Q S,Liu M F,Huang L Y,et al.Chinese Journal of Chromatography(何乔桑,刘敏芳,黄丽英,等.色谱),2008,26(6):752 |
[14] | Tang T,Li S H,Liu F,et al.Chinese Journal of Chromatography(唐涛,李双花,刘翻,等.色谱),2009,27(4):513 |
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