Erythromycin, 100 µg/ml, Methanol, 5ml

Diphenyl-m-tolyl phosphate,100 µg/mL,isooctane,1mL,

Prosulfocarb, 10.0 µg/ml, Acetonitrile, 10ml

Native Chlorobenzene Solution/Mixture, 1.2ml, isooctane