2,3-Dichlorobiphenyl ,100 µg/mL,isooctane,1mL,

Sodium dodecafluoro-3H-4,8-dioxanonanoate, 50µg/ml in MeOH, 1,2ml

Dichlofluanid, 10.0 µg/ml, Ethyl acetate, 10ml

EPA Method 552.2 - Surrogate Standard