1,4-Dichlorobenzene-d4

2,2',3,3',4,5,5'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL,

4-Methyl-2-pentanone, 1ml

Cyanuric acid (13C3,15N3),100µg/ml in Water, 1,2ml