Page 113 - 006
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107


                                          +
                                                )
                                       	7
                                   (   *     ((!   chlopyrifos '    stock solution 10,202.05 ppm

                                                                   /






                   9.8                    acetone   5( 100          ( " volumetric flash    ( 100
                   * 5(  Intermediate solution Ι 1,000 ppm 100
                                2)  Intermediate solution Ι ΙΙ ΙΙ ΙΙ Ι
                                       
   Intermediate solution ΙΙ 100 ppm 100

                                                       M 1 V 1  = V 2
                                                              M
                                                                2
                                                   , 1 000×V 1  = 100× 100
                                                              100× 100
                                                         V  =
                                                          1
                                                                 , 1 000
                                                         V 1  = 10

                                   (   *     ((!   chlopyrifos '    Intermediate solution Ι 1,000 ppm

                                       	7
                                          +
                                                )
                                                                   /


                      10                    acetone    5( 100            ( " volumetric  flash     ( 100





                            * 5(  Intermediate solution ΙΙ 100 ppm 100
                                3)  Working solution
                                       
   working solution 0.5 ppm 100

                                                             M
                                                      M 1 V 1  = V 2
                                                               2
                                                   100×V 1  =  5 . 0 × 100
                                                               5 . 0 × 100
                                                        V 1  =
                                                                100
                                                        V 1  =  5 . 0

                                                )

                                       	7
                                   (   *     ((!   chlopyrifos '    Intermediate solution ΙΙ 100 ppm

                                          +
                                                                   /


                      0.5                    acetone    5( 100            ( " volumetric  flash     ( 100




                                                                                                   /

                                                                               )

                             * 5( working  solution  0.5  ppm  100               ((!    chlopyrifos  '

                   Intermediate solution ΙΙ 100 ppm    1.0, 1.5, 2.0     2.5                   acetone






                   5( 100          ( " volumetric flash    ( 100          * 5( working solution 1.0, 1.5,
                   2.0     2.5 ppm     1 (	#
                                                                              +7
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