ThisstandardspecifiesamethodforthedeterminationofvitaminDinatestsamplecontainingatleast10microgramsofvitaminDper100g[equalto400InternationalUnits(IU)ofvitaminDper100g]byusinghigh-performanceliquidchromatography(HPLC).
Theresultsofthedeterminationareonlyreliableif,inthecaseofdeterminationofvitaminD3,thetestsamplecontainsonlyvitaminD3,andnovitaminD2(whichwillbeaddedasaninternalstandard)and,inthecaseofdeterminationofvitaminD2,thetestsamplecontainsonlyvitaminD2andnovitaminD3(whichwillbeaddedasaninternalstandard).Thisistobeverifiedbytheprocedurecarriedoutwithouttheadditionoftheinternalstandard(vitaminD2).
StandardonlyavailableinEnglish.
注:若需要正式出版文本,请底部扫码咨询客服。
食典报订阅号
食典通服务号
客服号