EPA Method 601 Analytes, 2000µg/ml in MeOH, 1ml

3,3',4,4'-Tetramethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4920-95-0

Isobutyl acetate,1000 µg/mL,MeOH,1mL,

Gestodene, 10mg