High performance liquid chromatography determination of DDT residues in some commercial brands of milk in Ismailia, Egypt.

A high performance liquid chromatography method was employed to detect DDT-type residues in milk samples collected from Ismailia governorate. o,p-DDT and p,p-DDE were the most frequent residues detected. In none of the testet samples the total DDT residues exceeded the maximum residue limit (MRL) for DDT complex.