3,3'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

EPA Method 524.2 Rev 4.1 High Conc VOC Mixes

1H,1H,5H-Perfluoropentan-1-ol, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 355-80-6

(13C10)Mirex, 1.2mL x 100ug/mL, nonane