Mix:Aflatoxins; U-[13C17]-FB1, U-[13C17]-FB2, U-[13C17]-FG1, U-[13C17]-FG2 

Mix:Aflatoxins; U-[13C17]-FB1, U-[13C17]-FB2, U-[13C17]-FG1, U-[13C17]-FG2