Diisobutylene,100 µg/mL,MeOH,1mL,

Sodium bis(1H,1H,2H,2H-[1,2-13C2]perfluorodecyl)phosphate, 50µg/ml in MeOH, 1,2ml

Metazachlor ESA sodium salt, 10mg

gamma-HCH, 100 µg/ml, Acetonitrile, 5ml