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

α-1,2,5,6,9,10-Hexabromo[13C12]cyclododecane, 1.2ml x 50ug/ml, toluene

EPA Method 8270A - Analytes Mix #8

4-tert-Octylphenol,1000 µg/mL,MeOH,1mL,