Disperse Yellow 39, 50 µg/ml, Acetonitrile, 5ml

2,2',4,5,5'-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 37680-73-2

d4 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 1ml

Salicylic acid (2-Hydroxybenzoic acid), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 69-72-7