id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ecletica-306	Shabany, M.; Shabani, Ali Mohammad Haji; Dadfarnia, Shayessteh; Gorji, Alireza; Ahmadi, Seyyed Hamid	Solid phase extraction of zinc with octadecyl silica membrane disks modified by N,N’-disalicylidene-1,2-phenylendiamine and determination by flame atomic absorption spectrometry	2008	6	.pdf	application/pdf	3397	218	69	Keywords: zinc; solid phase extraction; octadecyl silica membrane disk; flame atomic absorption spec- trometry. [Mn+/Zn2+] (%) Na+ 1000 99.8 K+ 1000 100.0 Ca2+ 1000 99.6 Mg2+ 1000 98.5 Sr2+ 1000 97.6 Ba2+ 1000 100.0 Pb2+ 800 99.2 Cd2+ 500 99.3 Fe2+ 400 99.1 Mn2+ 300 99.9 Ni2+ 250 97.4 Cu2+ 200 98.2 Ag+ 200 98.7 Co2+ 40 97.8 EQ09-AF 26/6/08 11:49 Page 64 Conclusions The proposed solid phase extraction pro- cedure based on octadecyl silica membrane disks modified with salophen is a convenient, accurate and precise technique for the determination of zinc by flame atomic absorption spectrometry.	cache/ecletica-306.pdf	txt/ecletica-306.txt