EIEB is a very simple method for the extraction of Cd2 + from the fish oil.
•
Similar results were achieved by EIEB and microwave-assisted acid digestion procedure.
•
The EIEB associated with TS-FF-AAS is rapid and sensitive for Cd2 + determination in fish oil.
•
The limit of detection of method was found to be 2.5 ng g− 1.