Aflatoxin was extracted from samples (60% or
80% methanol for peanut or maize samples, respectively) using a
blender at high speed for 1 min. Extract was filtered with fluted
filter paper (VICAM) into a glass beaker and diluted with de-ionized
water (1:2 and 1:5 dilutions for peanut-products and maize,
respectively), followed by filtration with a glass microfiber filter.