n-Perfluorooctanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-67-1

Octabromodibenzofuran (96%), 1.2ml x 24ug/ml, toluene

Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 1x10mL, 5x10mL

2,2',3',4,4',5,5'-Heptachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane