2,8-Dichlorodibenzofuran,50 µg/mL,n-nonane,1mL,

EPA Method 502/524 High Conc VOC Mixes

alpha alpha alpha (20R,24RS)-24-Ethylcholestane (82% in mixture with alpha alpha alpha (20S,24RS)-24-Ethylcholestane), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

1-Methylpyrene, 100mg