EPA Method 531.1 - Analytes Mixture

d2 C20 Triaromatic Sterane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-79-9

Quinoxyfen, 100 µg/ml, Ethyl acetate, 5ml

DL-1,2-Isoproylideneglycerol-1,1,2,3,3-d5, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.