A 200 mL water sample was treated with SPE column for pe- concentration of a certain pesticide. The final solution (24 mL) was analysed by HPLC and the .pesticide content was 1.2 ppm :The pre-concentration factor is 12.5 O 6.7 O 11.4 O 8.3
A 200 mL water sample was treated with SPE column for pe- concentration of a certain pesticide. The final solution (24 mL) was analysed by HPLC and the .pesticide content was 1.2 ppm :The pre-concentration factor is 12.5 O 6.7 O 11.4 O 8.3
Chapter5: Equilibrium, Activity And Solving Equations
Section: Chapter Questions
Problem 10P
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Question
![A 200 mL water sample was treated
with SPE column for pe-
concentration of a certain
pesticide. The final solution (24 mL)
was analysed by HPLC and the
.pesticide content was 1.2 ppm
:The pre-concentration factor is
12.5 O
6.7 O
11.4 O
8.3](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5be24b16-f96d-48b3-b41c-773fa174e50f%2Fdb3a0ec6-cbf3-419f-a4f5-78b414210330%2Fy63qd5i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A 200 mL water sample was treated
with SPE column for pe-
concentration of a certain
pesticide. The final solution (24 mL)
was analysed by HPLC and the
.pesticide content was 1.2 ppm
:The pre-concentration factor is
12.5 O
6.7 O
11.4 O
8.3
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