EPA Method 507/525 Analytes Mix #3

Ormetoprim,neat,neat,10mg,

4-Hydroxy-11H-indolo[2,3-f]naphthalene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 23682-01-1

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