haramaya university

The resulting solutions were diluted to the final volume with reagent water in 25 mL flask. All stock solutions were stored at 4 oC till the time of analysis. A mixed working standard solution of 10 mg/L containing each of the pesticides were prepared every time by mixing appropriate amount of the stock solution and diluting with reagent water ... ................
................

In order to avoid copyright disputes, this page is only a partial summary.