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" % # $ serial solution $;I; % $r_ : ;
_
(Example of serial solution preparing)
! " chlopyrifos & 0.5, 1.0, 1.5, 2.0, 2.5 3.0 ppm
& 100 '1 " acetone *
chlopyrifos ' / technique grade 95%
1) Stock solution
stock solution 10,000 ppm 100
M 1 V 1 = V 2
M
2
950 , 000×V 1 = , 10 000× 100
, 10 000× 100
V 1 =
950 , 000
V 1 = . 1 0526
7
/
/
( * % ! chlopyrifos ' technique grade 95% 1.0526
+
"( " acetone # 5( 100 ( " volumetric flash ( 100
* 5( stock solution 10,000 ppm 100 6/ *
% ! 3) '( 5 ! H%
/
/
! 5( 1.0526
. ( ( * &1 stock solution *
% ! '5
/
7
/
1
'
#' /&1 5( ( 7
%
% / 5( 1.0739
M 1 V = M 2 V 2
1
=
950 , 000× . 1 0739 M × 100
2
950 , 000× . 1 0739 = M
100 2
, 10 202 05 . = M 2
* 5( stock solution 10,202.05 ppm 100
*
& ! Q '
% & /1
stock
/
6/
solution
*+ *1
'1 Intermediate solution Ι Intermediate solution ΙΙ ( 7
2) Intermediate solution Ι ΙΙ Ι
Intermediate solution Ι 1,000 ppm 100
M 1 V 1 = M 2 V 2
, 10 202 05 . ×V 1 = , 1 000 × 100
, 1 000 × 100
V 1 =
, 10 202 05 .
V 1 = 8 . 9
