Pyriprole, 100 µg/ml, Acetonitrile, 1ml

4,4'-DDT (ring-13C12), 100ug/ml in n-Nonane, 1,2ml

L-Sorbose

1-(3-Chloro-4-methylphenyl)-3-methylurea, 100µg/ml in Acetonitrile, 5ml