Phenkapton, 10.0 µg/ml, Acetonitrile, 1ml

2-Chloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Benz[a]anthracene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1718-53-2

Vitamin A acetate,neat,neat,100mg,