Foramsulfuron, 100 µg/ml, Acetonitrile, 5ml

15N3-Atrazine-desethyl, 100 µg/ml, Acetonitrile,

(+/-)-Geosmin-d5,100 µg/mL,MeOH,1mL

Tris(4-chlorophenyl)methanol, 1.2ml x 50ug/ml, nonane