Diundecyl phthalate (mixture of branched isomers),

2,3,6-Trimethylphenol-d11, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 347841-83-2

3-tert-Butylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene

PCB 28, 10.0 µg/ml, Isooctane, 10ml