Prothiofos, 100 µg/ml, Ethyl acetate, 5ml

Hexaconazole, 100 µg/ml, Ethyl acetate, 5ml

S-Metolachlor Metabolite CGA 37735, 100mg

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