17alpha-Ethynylestradiol,1000 µg/mL,MeOH,1mL,

S-Metolachlor, 100mg

Trichloroethene, 100 µg/ml, Acetonitrile, 1ml

Diisobutyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL,