EPA Method 552.1 - Surrogate Standard

Azoxystrobin, 100mg

3,3',5,5'-Tetrabromobisphenol A bis(2-hydroxyethyl) ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4162-45-2

17alpha-Ethynylestradiol,1000 µg/mL,MeOH,1mL,