Perfluoro-n-dodecanoic acid, 1.2ml x 50ug/ml, methanol

Toxaphene,100 µg/mL,n-hexane,1mL,

(+/-)-Cotinine-d3 (N-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 110952-70-0

Tri-(3-phenyl)-1-propylamine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 408309-07-9