EPA Method 8330 - Calibration Mix #2

18ß(H)-Olean-12(13)-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 471-68-1

2,2',3,3',4,5',6-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL,

17ß-Estradiol, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 50-28-2