Ultrasound-Assisted Emulsification Microextraction Based on Solidification Floating Organic Drop Trace Amounts of Manganese Prior to Graphite Furnace Atomic Absorption Spectrometry Determination

Table 2

Effect of diverse ions.

Interferent	Interferent/Mn (II) ratio (mol/mol)	Recovery (%)
Fe^3+	10000	96.3
Ca^2+, Mg^2+	5000	95.9
Zn^2+	4500	97.6
Cd^2+	2000	97.1
Al^3+	2000	96.7
Ni^2+	1000	95.6
Pb^2+, Cu^2+	800	95.8
Co^2+	500	95.4