Metformin-HCl, 100µg/ml in Acetonitrile, 5ml

Metolachlor, 10.0 µg/ml, Acetonitrile, 10ml

2,2',3,3',4,4',5,5',6-Nonabromobiphenyl,100 µg/mL,isooctane,1mL

Metals Mix