%0 Journal Article
%T colorimetricdeterminationofmonosodiumglutamateinfoodsamplesusingl-glutamateoxidase
%A afraaalnokkari
%A mounirataie
%A zaidalasaf
%J 应用与环境生物学报
%P 1069-1072
%D 2013
%R 10.3724/SP.J.1145.2013.01069
%X arapid,sensitiveandsimplechromogenicmethodwasdevelopedforquantitativedeterminationofmonosodiumglutamate(msg)infoodsamples.themethodincorporatedaglutamateoxidaseandperoxidase.thelibratedh2o2fromaglutamatesampleasaresultofenzymaticactionwasmeasuredusing4-aminoantipyrineandphenolasachromogenicreagentat502nm.glutamatecalibrationcurvewaslinearupto125mmoll-1withadetectionlimitof2mmoll-1.theresultsofanalyzingl-glutamateinvariousfoodsamplesusingtheapproachwerecomparedtothoseofastandardprocedureemployinghplcmethod.msgconcentrationindifferentsamplesrangedfrom0.93to4.9g/kg.thismethodisrelativelysensitiveandspecific,withouttheneedofpre-treatmentforsample.
%K msg
%K colorimetry
%K l-glutamateoxidase
%K soup
%K noodle
%K hamburger
%U http://www.cibj.com/oa/DArticle.aspx?type=view&id=201305036