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

Common Anions EPA 300A Mix

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

Chlorothalonil R417888 sodium, 100μg/ml in Acetonitrile, 1ml