Isoproturon-desmethyl, 100 µg/ml, Acetonitrile, 1ml

2-Ethylhexyl 2,3,4,5-tetrabromobenzoate, 1.2ml x 50ug/ml, toluene

Phenyl sulfide

Irbesartan,100 µg/mL,MeOH,1mL,