Naphthalene-d8, 100 µg/mL,toluene, 1mL

2,4,6,8-Tetrachloro[13C12]dibenzothiophene, 1.2ml x 50ug/ml, toluene

Stearyl stearate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 2778-96-3

2,2',3,4,6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,