Browsing Chemistry & Earth Sciences by Author "Ahmed, Talaat A."
Now showing items 1-2 of 2
-
Determination of total flavonoid content by aluminum chloride assay: A critical evaluation
Amjad M., Shraim; Ahmed, Talaat A.; Rahman, Md Mizanur; Hijji, Yousef M. ( Elsevier , 2021 , Article)Flavonoids are important natural bioactive compounds. Quantitation of total flavonoid content (TFC) is widely performed using the aluminum chloride colorimetric assay against a flavonoid standard assuming equal responses ... -
Evaluation of pesticide residues of organochlorine in vegetables and fruits in Qatar: statistical analysis
Al-Shamary, Noora M.; Al-Ghouti, Mohammad A.; Al-Shaikh, Ismail; Al-Meer, Saeed H.; Ahmed, Talaat A. ( Springer Verlag , 2016 , Article)The study aimed to examine the residues of organochlorines pesticides (OCPs) in vegetables and fruits in Qatar. A total of 127 samples was studied. Ninety percent of the imported samples recorded residues above the maximum ...