2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 50ug/ml, nonane

3,4-Dimercaptotoluene, neat, Solvent-neat, Unit 7.5mg, # of units-20, Cas.no. 496-74-2

(20R)-13(17)-Diacholestene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 82079-08-1

Chrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 218-01-9