EPA Method 525.2 Pesticide Level 5

2,2',3,3',5,5',6,6'-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

1,8-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7372-87-4

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