1,3,6,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

2-Methyl-3,3',4,4'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

N-ethyl-d5-perfluoro-1-octanesulfonamidoacetic acid, 1.2ml x 50ug/ml, methanol

Tramadol-d6 hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no.