Spektrofotometri 1

Embed Size (px)

Citation preview

  • 7/25/2019 Spektrofotometri 1

    1/25

    ANALISA KUANTITATIFLOGAM/MINERAL SECARA

    SPEKTROFOTOMETRI

    Kelompok 8Amiza Zulf (073.!.0!7"#u$i P%a&ama A%if'(073.!.03"

    )a*i$ Pa'$u Tua073.!.0+

  • 7/25/2019 Spektrofotometri 1

    2/25

    . Pengertian

    S1&%22&2m&% S%aa'

    A&2m (SSA" a&au A&2mi4

    A562%&i2'S4&%22&2m&% (AAS"

    a$ala 6ua&u ala& 8a',

    $i,u'a1a' a$a m&2$a'ali6i6 1ua'&i&a&i u'&u1

    ''&ua' u'6u%9u'6u%

    l2,am $a' m&al2i$ 8a',

    5%$a6a%1a' a$a

    '8%aa' a562%56i

    %a$ia6i 2l a&2m 55a6.

  • 7/25/2019 Spektrofotometri 1

    3/25

    B. Komponen lat

    . Lamu Ka&2$a

    Lamu 1a&2$a mmili1i ma6a a1ai

    a&au umu% ma1aia' 6lama 000 :am.

    Lamu 1a&2$a 5%u',6i 65a,ai

    6um5% 4aa8a u'&u1 mm5%i1a'

    '%,i 6i',,a u'6u% l2,am 8a', a1a'

    $iu:i; a1a' mu$a &%16i&a6i

  • 7/25/2019 Spektrofotometri 1

    4/25

    Lamu 1a&2$a &%5a,i m':a$i $ua

    ma4am; 8ai&u

    . Lamu Ka&2$a M2'2l2,am 30000K

  • 7/25/2019 Spektrofotometri 1

    6/25

    3. )u4&i',

    )u4&i', m%ua1a' 5a,ia' 4%252',

    a6a u'&u1 m'8$2& a6a a&au 6i6a

    m5a1a%a' a$a AAS; 8a',la',6u', $iu5u',1a' a$a

    4%252', a6a 5a,ia' lua% a$a a&a

    5a',u'a'; a,a% a6a 8a', $ia6il1a'

    2l AAS; &i$a1 5%5aa8a 5a,i

  • 7/25/2019 Spektrofotometri 1

    7/25

    . K2m%62%

    Ala& 8a', &%i6a $',a' mai' u'i&.

    #%u',6i u'&u1 m'6ulai 15u&ua' u$a%a

    a$a -a1&u m5a1a%a' a&2m.

    ?. #u%'%

    5%u',6i 65a,ai &ma& a'4amu%a' ,a6

    a6&il'; $a' a@ua5i$6; a,a% &%4amu%

    m%a&a; $a' $aa& &%5a1a% a$a ma'&i1 ai

    T%$aa& lu5a', 8a', m%ua1a' %266 a-al

    ',a&2mi6a6ia' '8ala ai

  • 7/25/2019 Spektrofotometri 1

    8/25

    . Sum5% a&2mi6a6i

    Sum5% a&2mi6a6i $i5a,i m':a$i $ua 8ai&u

    6i6&m '8ala $a' 6i6&m &a'a '8ala.

    7. #ua',a' a$a AAS

    )i6ima' $i $alam $%i,' $a' $il&a11a'&%i6a a$a AAS.

    +. M2'21%2ma&2%

    5%u',6i u'&u1 mmi6a1a' %a$ia6i 8a', &i$a1

    $i%lu1a' $a%i 61&%um %a$ia6i lai' 8a',

    $ia6il1a' 2l Hallow Cathode Lamp

  • 7/25/2019 Spektrofotometri 1

    9/25

    . )&1&2%

    #%u',6i m',u5a '%,i 4aa8a m':a$i

    '%,i li6&%i1; 8a', mm5%i1a' 6ua&u i68a%a&

    li6&%i1 5%u5u',a' $',a' $a8a %a$ia6i 8a',

    $i6%a 2l %mu1aa' 8a', 1a.

    0. Si6&m ',2la

    5%u',6i u'&u1 m',2la 1ua& a%u6 $a%i

    $&1&2% m':a$i 56a%a' $a8a 6%a a&2m

    &%a'6mi6i 8a', 6la':u&'8a $iu5a m':a$i

    $a&a $alam 6i6&m m5a4aa'

  • 7/25/2019 Spektrofotometri 1

    10/25

    . Si6&m m5a4aa'

    Si6&m m5a4aa'

    m%ua1a' 5a,ia' 8a',

    m'amil1a' 6ua&u a',1a

    a&au ,am5a% 8a', $aa&

    $i5a4a 2l ma&a.

  • 7/25/2019 Spektrofotometri 1

    11/25

    C. Fungsi alat

    S1&%22&2m&% S%aa' A&2m

    5%u',6i u'&u1 m''&u1a' 1a$a%

    12'6'&%a6i $a%i u'6u% m&ali1 u'&u1

    1'&i',a' m$i6 $alam

    mlia%aa' 16a&a'; 6%&i

    1al6ium; ma,'6ium; &m5a,a;

    6',; $a' 56i.

  • 7/25/2019 Spektrofotometri 1

    12/25

    Slai' i&u S1&%22&2m&% S%aa'

    A&2m :u,a $aa& $i,u'a1a' u'&u1

    m''&u1a' aa1a 25a&925a&a'

    &%au&i1 &i',1a& 6%&i li&ium

    &la $i4aai $alam $a%a $a' :u,a

    $aa& m'$&16i @ua'&i&a&i 1a$a%%a4u' a$a l2,am.

  • 7/25/2019 Spektrofotometri 1

    13/25

    D. Prinsip kerja

    L & &

  • 7/25/2019 Spektrofotometri 1

    14/25

    Lamu &%a'6m 6 a' u'&u

    m''&u1a' i6i $a%i 6ua&u a'ali&

    $alam 6aml 8a', $i5%i1a'; i&u

    a%u6 $i1a5u&1a'. A&2miz%6 ali',

    umum $i,u'a1a' 6aa& i'i a$ala ai$a' l4&%2&%mal (&a5u', ,%af&"

    a&2miz%6. A&2m 1mu$ia' a%u6

    $i6i'a%i 2l %a$ia6i 2&i1; $a'

    6um5% %a$ia6i 5i6a 5%a6al ,a%i6

  • 7/25/2019 Spektrofotometri 1

    15/25

    %a$ia6i 1mu$ia' ml-a&i

    m2'21%2ma&2% $alam %266

    u'&u1 mmi6a1a' %a$ia6i

    lm'966if1 $a%i %a$ia6i lai'

    8a', $ia'4a%1a' 2l 6um5%

    %a$ia6i; 8a', a1i%'8a $iu1u%

    $',a' $&1&2%

  • 7/25/2019 Spektrofotometri 1

    16/25

    E. Cara kerja

    . Mm5u1a ,a6 &%l5i $aulu; 1mu$ia'

    12m%62%; lalu $u4&i',; mai' u'i&; $a'

    12mu&% 64a%a 5%u%u&a'.

    !. #u1a %2,%am SAA (S4&%um A'al86 S4iali6&".

    3. Ma6u11a' '2m2% lamu 1a&2$a 8a', $ia6a', .

    . Pili u'6u% 8a', a1a' $ia'ali6i6 $',a' m',1li1

    la',6u', a$a 68m52l u'6u% 8a', $ii',i'1a'.

  • 7/25/2019 Spektrofotometri 1

    17/25

    ?. M',a&u% a%am&% 8a',

    $ia'ali6i6.

    . Tu',,u i',,a 6l6ai -a%mi', u.

    7. Kli1 i42' 5%,am5a% 5u%'%/m5a1a%; 6&la m5a1a% $a'

    lamu m'8ala ala& 6ia $i,u'a1a'

    u'&u1 m',u1u% l2,am.

    +. Ma6u11a' 5la'12; $i$iam1a' i',,a

  • 7/25/2019 Spektrofotometri 1

    18/25

    . Ma6u11a' 6aml i',,a 1u%*a 'ai1 $a' 5l21

    5a%u $ila1u1a' ',u1u%a'.

    0.S&la ',u1u%a' 6l6ai; $a&a $aa& $i%2l

    $',a' m',1li1i42' %i'& a&au a$a 5a%i6 m'u

    $',a' m',1li1 fl lalu %i'&.

    .Aa5ila ',u1u%a' &la 6l6ai; a6i%a6i1a' ai%

    $i2'i6a6i u'&u1 mm5ila6 5u%'% 6lama 0

    m'i&; ai $a' lamu 5u%'% $ima&i1a'; %2,%am

    a$a 12mu&% $ima&i1a'; lalu mai' u'i& AAS;

    1mu$ia' 12m%62%; 6&la i&u $u4&i', $a'

    &%a1i% ,a6.

  • 7/25/2019 Spektrofotometri 1

    19/25

    F. Cara kalibrasi

    M&2$ AAS &%ma6u1 $alam 1a&,2%i

    m&2$ 12ma%a&i B 61ala a562%5a'6

    $a%i AAS &%65u& a%u6 $i1ali5%a6i

    $',a' 6ua&u $%& 6&a'$a% 8a',

    $i1&aui 12'6'&%a6i'8a $',a'

    a1u%a& (a&au m',,u'a1a' CRM B

    C%&if$ R%'4 Ma&%ial6".

  • 7/25/2019 Spektrofotometri 1

    20/25

    Ca%a Kali5%a6i