d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 1ml

EPA Method 8240A Matrix Spiking Standard

1,5-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 571-61-9

Climbazole, 10.0 µg/ml, Ethyl acetate, 10ml