Simultaneous determination of aflatoxins B1, B2, G1 and G2 in commercial rices using immunoaffinity column clean-up and HPLC-MS/MS

•IAC resulted more effective than traditional methods for aflatoxins extraction.•IAC method was developed for simultaneous aflatoxin extraction from rice samples.•Aflatoxin B1 contamination was present in basmati rice samples analyzed.•Organic and brown rice samples analyzed were not contaminated with any aflatoxin.