Diclofop-methyl, 100 µg/ml, Cyclohexane, 5ml

n-Pentyl-iso-pentylphthalate, 100 µg/ml, Isooctan

Copper AA Standard (Cu)

Sodium bis(1H,1H,2H,2H-[1,2-13C2]perfluorooctyl)phosphate, 50µg/ml in MeOH, 1,2ml