2,4-Dimethylphenol, 100 µg/ml, Acetonitrile, 1ml

2,2',3,3',4',5,5',6-Octachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 52663-73-7

5-Ethyl-7-methylbenzo[b]carbazole, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 4133-22-6

Nicotinic acid, 250mg