The results demonstrated that, quantitative recoveries ( 95%) of the working elements were observed in the range of 300–600 mg. Above 600 mg, the recoveries were below 95% with 10 ml of the eluent
The resultsdemonstrated that, quantitative recoveries (95%) of the working elements were observed inthe range of 300–600 mg. Above 600 mg, therecoveries were below 95% with 10 ml of theeluent