EPA Method 8260B Mix #5

(20R,24R)-24-Ethyldiacholest-13(17)-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 99265-25-5

1,1,1,3,12,13-Hexachlorotridecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-23-6

Butachlor-ESA sodium salt, 100µg/ml in Acetonitrile, 1ml