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Continue to ChatSorbent Extraction of Pb(II), Cu(II), Ni(II) and Fe(III) Ions as 2-(5-Bromo-2-Pyridylazo)-5-Diethylamino-Phenol Chelates on Single-Walled Carbon Nanotube Disks prior to their Flame Atomic Absorption Spectrometric Determinations in Animal Feeds and Natural Water Samples - https://avesis.erciyes.edu.tr/yayin/ac3a64cd-2bfd-4cea-8a4e-053157777647/sorbent-extraction-of-pbii-cuii-niii-and-feiii-ions-as-2-5-bromo-2-pyridylazo-5-diethylamino-phenol-chelates-on-single-walled-carbon-nanotube-disks-prior-to-their-flame-atomic-absorption-spectrometric-determinations-in-animal-feeds-and-natural-water-