Fortifierea Cu Seleniu a Făinii Respectiv a Pâinii. Metode de Determinare a Conţinutului de...

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7/23/2019 Fortifierea Cu Seleniu a Făinii Respectiv a Pâinii. Metode de Determinare a Conţinutului de Seleniu http://slidepdf.com/reader/full/fortifierea-cu-seleniu-a-fainii-respectiv-a-painii-metode-de-determinare 1/3 FORTIFIEREA CU SELENIU A FĂINII RESPECTIV A PÂINII. METODE DE DETERMINARE A CONŢINUTULUI DE SELENIU  SELENIUM FORTIFICATION OF BREAD FLOUR RESPECTIVELY. METHODS FOR DETERMINING THE CONTENT OF SELENIUM Acad. Gheo!he Mec"#"co$%ch"& 'I#%("()()* de Cece(a" A*"+e#(ae,- B)c)e%(" -Ro+a#"a-Ro/a#a Ba*"#(- L"*"a#a Ba*"#(- N"co*ae A()do%"e"& U#"0e%"(a(ea 'B"o(ea,-B)c)e%("-C*a)d"a Mec"#"co$%ch"& Doc(oa#d U.S.A.M.V-B)c)e%("- Ro+a#"a 'I#d)%("e a*"+e#(aa,- a#)* III- 123341231 &$a!"#"53678129 Re:)+a(5 A("co*)* )+;e<(e $od)ceea de a*"+e#(e c) co#="#)( o$("+ de %e*e#") &$>"#ea c) adao% de %e*e#") $ec)+ <" +e(ode*e de de(e+"#ae a %e*e#")*)" d"# ace%(e $od)%e. A?%(ac( 5The a"+% a("c*e (o $od)ce o$("+)+ %e*e#")+ d"e(% &?ead @"(h added %e*e#")+ a#d +e(hod% o de(e+"#a("o# o %e*e#")+ "# (he%e $od)c(%. Co#="#)()* )#o a*"+e#(e # %e*e#") de$"#de de ("$)* de %o*- da <" de :o#a !eo!ac; de )#de $o0"# a*"+e#(e*e e%$ec("0e. # a#)+"(e :o#e a*e A%"e"- %$e e/e+$*)- )#de co#="#)()* # %o* a* %e*e#")*)" e%(e %c;:)( %8a) o?%e0a( cae#=e # ace%( +"#ea*. # o"ce ca:- %e $o( "de#("ca a#)+"(e a*"+e#(e ?o!a(e # %e*e#") &ce*e cae co#="# $o(e"#e # !e#ea*. Fo+e o!a#"ce a*e %e*e#")*)" # $>"#e Se*e#") e%(e o co+$o#e#(; e%e#="a*; a e#:"+e" a#("o/"da("0e #)+"(; !*)(a("o# $eo/"da:; &G%h8P/ cae e%(e )#)* d"#(e ce" +a" $)(e#"c" ac(o" de a$;ae +$o("0a *e:")#"*o $od)%e de ad"ca*"" *"?e". La#=)* a*"+e#(a ae o +ae "+$o(a#=; a%)$a ca*"(;="" a*"+e#(e*o +$e)#; c) $oce%aea ace%(oa. A*"+e#(e*e $o0"# d"# +a(e"" $"+e a!oa*"+e#(ae de o"!"#e 0e!e(a*; <" a#"+a*;. S$e e/e+$*)- $>"#ea $o0"#e d"# $oce%aea !>)*)"- da ace%(a $oa(e - %;ac # a#)+"(e

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FORTIFIEREA CU SELENIU A FĂINII RESPECTIV A PÂINII. METODEDE DETERMINARE A CONŢINUTULUI DE SELENIU

 SELENIUM FORTIFICATION OF BREAD FLOUR RESPECTIVELY.METHODS FOR DETERMINING THE CONTENT OF SELENIUM

Acad. Gheo!he Mec"#"co$%ch"& 'I#%("()()* de Cece(a" A*"+e#(ae,-B)c)e%(" -Ro+a#"a-Ro/a#a Ba*"#(- L"*"a#a Ba*"#(- N"co*ae

A()do%"e"& U#"0e%"(a(ea 'B"o(ea,-B)c)e%("-C*a)d"aMec"#"co$%ch"& Doc(oa#d U.S.A.M.V-B)c)e%("- Ro+a#"a

'I#d)%("e a*"+e#(aa,- a#)* III- 123341231 &$a!"#"53678129

Re:)+a(5 A("co*)* )+;e<(e $od)ceea de a*"+e#(e c) co#="#)(o$("+ de %e*e#") &$>"#ea c) adao% de %e*e#") $ec)+ <" +e(ode*e dede(e+"#ae a %e*e#")*)" d"# ace%(e $od)%e.

A?%(ac( 5The a"+% a("c*e (o $od)ce o$("+)+ %e*e#")+ d"e(% &?ead@"(h added %e*e#")+ a#d +e(hod% o de(e+"#a("o# o %e*e#")+ "# (he%e$od)c(%.

Co#="#)()* )#o a*"+e#(e # %e*e#") de$"#de de ("$)* de %o*- da <" de:o#a !eo!ac; de )#de $o0"# a*"+e#(e*e e%$ec("0e. # a#)+"(e :o#e a*eA%"e"- %$e e/e+$*)- )#de co#="#)()* # %o* a* %e*e#")*)" e%(e %c;:)( %8a)o?%e0a( cae#=e # ace%( +"#ea*. # o"ce ca:- %e $o( "de#("ca a#)+"(ea*"+e#(e ?o!a(e # %e*e#") &ce*e cae co#="# $o(e"#e # !e#ea*.

Fo+e o!a#"ce a*e %e*e#")*)" # $>"#e Se*e#") e%(e o co+$o#e#(;e%e#="a*; a e#:"+e" a#("o/"da("0e #)+"(; !*)(a("o# $eo/"da:; &G%h8P/ caee%(e )#)* d"#(e ce" +a" $)(e#"c" ac(o" de a$;ae +$o("0a *e:")#"*o$od)%e de ad"ca*"" *"?e". La#=)* a*"+e#(a ae o +ae "+$o(a#=; a%)$aca*"(;="" a*"+e#(e*o +$e)#; c) $oce%aea ace%(oa. A*"+e#(e*e $o0"# d"#+a(e"" $"+e a!oa*"+e#(ae de o"!"#e 0e!e(a*; <" a#"+a*;. S$e e/e+$*)-$>"#ea $o0"#e d"# $oce%aea !>)*)"- da ace%(a $oa(e - %;ac # a#)+"(e

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o*"!oe*e+e#(e- c)+ a %e*e#") <" :"#c)*- da(o"(; %o*)*)" %;ac # ace%(e+"#ea*e.

I# a*"+e#(e- %e*e#")* %e !;%e<(e %)? o+; de %e*e#"="- %e*e#a=" <" de co+$)<"o!a#"c" &%e*e#o+e("o#"#a- %e*e#oc"%(e"#a <" $o(e"#e c) %e*e#"). Re:)*(a(e*e

e/$e"+e#(a*e o?="#)(e de cece(;(o" de *a $e%("!"oa%e "#%("()="" de cece(ae a)de+o#%(a( a$()* c; %e*e#") %)? o+; *e!a(; de co+$o#e#(e o!a#"ce ae od"%$o#"?"*"(a(e o$("+;- "#d +a" ?"#e )("*":a( de o!a#"%+ dec>( de o+e*ea#o!a#"ce.

MATERIAL I METODĂ5 Ca (eh#"c; de co#(o* $e#() +o#"(o":aea e/(e#; a%e*e#")*)" %8a e/$e"+e#(a( <" %8a $)% *a $)#c(- $"# 0a*"dae %" de(e+"#a"- +e(odade de(e+"#ae a %e*e#")*)" $"# a?%o?="e a(o+"c; c) $*a(a- c) (eh#"ca %"%(e+)*)"de h"d)" HdEA- c) c)$(o de !a( c) ""d").

Me(oda %e a$*"c; $e#() de(e+"#;" d"# d"0e%e ("$)" de $od)%e a*"+e#(ae-

*a eec()aea co#(o*)*)" de ca*"(a(e- *a o$("+":aea $oce%e*o de $od)c="e.M"#ea*":aea $o?e" # 0a%e #ch"%e e(a#<- #(8)# c)$(o c) +"co)#de- #(8)#a+e%(ec de ac"d a:o("c <" a$; o/"!e#a(;. D"*)aea %o*)="e" e:)*(a(e c) a$; <"de(e+"#aea co#="#)()*)" de +e(a*e $"# +e(oda de %$ec(o+e("e de a?%o?="ea(o+"c; c) c)$(o de !a( ""d") c)$*a(; c) (eh#"ca %"%(e+)*)" de h"d)" HdEA .S)?%(a#=a o!a#"c; d"# $o?; %e de%co+$)#e $"# o/"dae. H"do!e#)* cae e%(ee*"?ea( $"# de%co+$)#eea ?ooh"d)"" de %od") ed)ce e*e+e#(e*e $o?e" #0a$o". Va$o"" %)#( #c;*:"=" <" a(o+":a=" # ce*)*a de a?%o?="e 8 ()? de !a( $e%(ecae %8a de$)% ""d") 8 $e#() +;%);(o" de +ae ac)a(e=e.

Mod de ca*c)* <" e/$"+aea e:)*(a(e*o 5 Se +;%oa; a"a $"c)*)" c>#d %e

o*o%e<(e %$ec(o+e("a de a?%o?="e a(o+"c; c) c)$(o de !a( <" c)$(o de !a(c) ""d")- %"%(e+ de h"d)"- "a $e#() %$ec(o+e("a de a?%o?="e a(o+"c; # aca;%e o*o%e<(e %e+#a*)* $e+a#e#(. Se a<ea:; a)(o+a( c)?a e(a*o# $ec)+ <"+;%);(o"*e $e#() $o?; d"ec( # )#"(;=" de co#ce#(a="e &+!4* $e#()de(e+"#;"*e # *ac;; <" *4* $e#() +;%);(o"*e *a c)$(o)* de !a"( <" *a %"%(e+)*de h"d)". Se ca*c)*ea:; co#="#)()*- C- ca ac="e de +a%; a e*e+e#()*)" dede(e+"#a(- # +"*"!a+e $e "*o!a+.

Co#c*):""5 S8a) eec()a( de(e+"#;" d"# ?oa?e de !>) "#(e!a*- ;"#ao?="#)(; d"# ace%( !>) <" e%$ec("0 d"# $>"#ea aee#(; !>)*)" "#"="a*. S8a) +a"eec()a( <" o %e"e de de(e+"#;" $e $od)%e de $a#"ca="e d"# co+e= $e#() a %e0edea #"0e*)* de %e*e#").

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