%0 Journal Article %T Ultra-Trace Determination of Co (ІІ) in Real Samples Using Ion Pair-Based Dispersive Liquid-Liquid Microextraction Followed by Electrothermal Atomic Absorption Spectrometry %A Eftekhari, Mohammad %A Javedani Asleh, Farzaneh %A CHamsaz, Mahmod %J Food Analytical Methods %@ 1936-9751 %D 2016