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«CENTRO DE ESTUDIOS TECNOLOGICOS INDUSTRIAL Y DE SERVICIOS NO.34»
LABORATORISTA QUÍMICO.
SUBMODULO 3: CUANTIFICA MICROORGANISMOSCON BASE A NORMAS.
QFB. SUSANA VALDESPINO CANO.
GRUPO: 4 «AL»
TEMA: RADIACIONES: ULTRAVIOLETAS, IONIZANTES.
INTEGRANTES EQUIPO #:LILI!N, DEYANEIRA,NATALI, PAOLA, "UMBERTO, EVIN .
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INTRODUCCI$N.
E%&'( )*+ -('(%&(+ +-+&(/0+ (1*%+('201-%, '(1-(%&(/(%&( +( *&52-('*%
'(+5)&0*+ -%&('(+0%&(+ 0+0*+ (% ()
(/6)(* ( )0 )57 5)&'02-*)(&0. E+&( &-6* (/(&**)*890+ +( 0+0% (% )0 (101-0 ( )0(+-%(11-% ( 5% +-+&(/0 &0% 1*%*1-* ;
0'0&* 1*/* (+ )0 )57 +*)0'.O&'* +-+&(/0 (+ )0 -''0-01-% ( 0)-/(%&*+
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ÁREAS DE APLICACIÓN PARA ELPROCESADO POR RADIACIÓN.
=. "01( () 5+* ( )0 '('-8('01-%-%%(1(+0'-0/(%&(.
>. L0 (+&'511-% ( -%+(1&*+ (% 20'-0+ (&060+ ()
1-1)* ( 2-0 (% )*+ 6'*51&*+ 0)-/(%&-1-*+.3. L*+ 6'*1(+*+ ( 1'(1-/-(%&* ( )*+ &(?-*+
2(8(&0)(+ +*% +(%+-)(+ 0 )0 '0-01-%.4. L0+ '0-01-*%(+ -*%-70%&(+ &-(%(% 5&-)-701-%
6*&(%1-0) 1*/* *6('01-*%(+ 5%-&0'-0+ (% )0+-%5+&'-0+ 0)-/(%&-1-0+.
@. L0 (+&'511-% ( 60'+-&*+ (% )*+ 0)-/(%&*+ ()*/'( ; )0 (+&'511-% ( )*+ *'80%-+/*+
(%2(%(%0*'(+ (% )*+ 0)-/(%&*+.
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LA RADIACIÓN ULTRAVIOLETA.
L0 10601-0 ( )0 '0-01-% 5)&'02-*)(&0 60'0 )0(+&'511-% ( /-1'**'80%-+/*+ 6*+(( )0
6'*6-(0 ( 0(1&0', (%&'( *&'0+ (+&'51&5'0+, ()/0&('-0) 8(%&-1* ( )*+ /-1'**'80%-+/*+, )*
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D00+ +5+ 10'01&('9+&-10+ ; +5 011-% +*'()0+ 1)5)0+, (+&0 '0-01-% 6*'90 (/6)(0'+(60'0 (+-%(1&0' )0 +56('1-( ( 5%0 8'0%
10%&-0 ( 1*+0+.U%* ( )*+ +-+&(/0+ (+ () +(10* ( )*+6'*51&*+ 0) +*), /&**
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RADIACIONES UV (SISTEMA CONTINUO).
O&'* +-+&(/0 ( '0-01-% 52
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EFECTOS NEGATIVOS DE LOSULTRAVIOLETAS.
S( 0 5&-)-70* )0 '0-01-% 52 (% )0(+-%(11-% ( )0 +56('1-( ( 10%0)(+ ;( 10'%(, +*'( &** 6*' +5 01-)-0 (
5+*, +5 (+10+0 &*-1-0 60'0 )*+/0%-65)0*'(+ ; +5 6'(1-* %*'/0)/(%&(0?*. S-% (/0'8*, +( 0 (/*+&'0*
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T'0+ () 0%)-+-+ ( )*+0)-/(%&*+ &'0&0*+ 1*%
65)+*+ ( ()(200-%&(%+-0 ( 5)&'02-*)(&0+,%* +( (&(1&0%
/*-101-*%(+
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E% )0 -%5+&'-0 ( 0)-/(%&*+ +( 5&-)-7060'0 (+-%(1&0' 6*' (?(/6)* 1-%&0+&'0%+6*'&0*'0+, )/-%0+ ; &060+ (
1-(''(, ; (%20+(+. T0/-% )0+ +56('1-(+( 0)85%*+ 0)-/(%&*+ +)-*+ (%&'( )*+
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IRRADIACIÓN DEALIMENTOS.
L0 -''0-01-% ( 0)-/(%&*+ )0 06)-101-%( '0-01-% -*%-70%&( 0 )*+ 0)-/(%&*+ (+5%0 &(1%*)*890
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La irradiación !"d" #"r$ir ara%!c&'# r'ó#i'#
Pr"$"nción d" "n*"r%"dad"# ran#%iida#'r +'# a+i%"n'# .H L0 -''0-01-% +( 65((5+0' 60'0 ()-/-%0' ( *'/0 ((1&-20 )*+*'80%-+/*+
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La irradiación !"d" #"r$ir ara%!c&'# r'ó#i'# R"ra#' d" +a ,"r%inación - +a %ad!ración
. L0 -''0-01-% +( 65(( 5+0' 60'0 -%--' )08('/-%01-% ; 60'0 '(&'0+0' )0 /05'01-% (
)0 '5&0 ; 05/(%&0' +5 5'01-%.
E#"ri+i/ación . L0 -''0-01-% +( 65(( 5+0'60'0 (+&('-)-70' 0)-/(%&*+
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TIPOS DE IRRADIACIÓN
"0; &'(+ 5(%&(+ ( -''0-01-% 06'*00+ 60'0 +5 5+* (%0)-/(%&*+:
J Los rayos gamma +( (/-&(% (+( *'/0+ '0-*01&-20+ ()()(/(%&* 1*0)&* 1*0)&* K * () ()(/(%&* 1(+-* 1(+-* =3. L0
'0-01-% 80//0 +( 5+0 (% *'/0 '5&-%0'-0 60'0 (+&('-)-70'6'*51&*+ /-1*+, (%&0)(+ ; 60'0 () *80' ; &0/-% 60'0 ()&'0&0/-(%&* ( '0-01-% 1*%&'0 () 1%1('.
• Los rayos X +( 6'*51(% 6*' )0 '((-% ( 5% 5?* ( ()(1&'*%(+
-6('(%('8&-1*+ ( 5%0 +5+&0%1-0 *?(&-2* 6*' )* 8(%('0) 5% /(&0)6(+0* 01-0 () 0)-/(%&*.
• El haz de electrones (+ +-/-)0' 0 )*+ '0;*+ ; (+ 5% 5?* (()(1&'*%(+ -/65)+0*+ 6*' 5% 01()('0*' ( ()(1&'*%(+ 01-0 ()
0)-/(%&*.
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RADIACIONES GAMMA.
E2-&0% () 1'(1-/-(%&* () /** (% %0'0%?0+,&*/0&(+ ; 60%. D(+&'5;(% )*+ 60'+-&*+ ( )0&'-
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ALIMENTOS APRO0ADOS PARASER IRRADIADOS
LA FDA A/-%-+&'01-% ( M(-10/(%&*+ ; A)-/(%&*+ 6*'+5+ +-8)0+ (% -%8)(+ 0 06'*0* 5%0 20'-(0 ( 0)-/(%&*+60'0 +(' -''0-0*+ 1*/* +*%: C0'%( ( '(+ ; 1('*.
L*+ 1'5+&1(*+ 6*' (?(/6)*, )0 )0%8*+&0, () 10/0'% ;10%8'(?*
F'5&0+ ; 2('5'0+ '(+10+ L(1580+ ; (+6-%010+
M*)5+1*+ 6*' (?(/6)*, *+&'0+, 0)/(?0+, /(?-))*%(+ ; 2-(-'0+ C0'%( ( 02( S(/-))0+ 60'0 8('/-%0' 6*' (?(/6)*, '*&(+ ( 0)0)0 "5(2*+ E+6(1-0+ ; 1*%-/(%&*+
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CONCLUSIÓN.
D(+65+ ( )* -1* 0%&('-*'/(%&( %* +( 2(6'*)(/0 60'0
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I A S P O R S
U A T E
N C I
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