2,5-Dichlorobenzotrifluoride

11H-Perfluoroundecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1765-48-6

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

EPA Method 8270 PAH Standard