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

2,4-Dihydroxybenzophenone-13C6, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 131-56-6 (unlabelled)

1,2,3,4-Tetachloronaphthalene

5-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3697-24-3