4-Ethylphenol, 100 µg/ml, Acetonitrile, 1ml

Diheptyl phthalate (mixture of isomers), 1000mg

2,3',4,4',5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-72-6

2,4-DB-methyl ester, 250mg