PAH Standard (50 ppm)

1,4-Dihydroxynaphthalene,neat,neat,100mg

(±)-Chlorpheniramine-d6 maleate (N,N-dimethyl-d6),1000 µg base/mL,MeOH,1mL

alpha alpha alpha (20S)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41083-75-4