EPA Method 8260B Purgeable Internal Standard

2,2',3,4',5,5',6-Heptachloro-4-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

2,2',3,3',4,5,5',6-Octachlorobiphenyl,neat,neat,5mg,

N-Methylbis(trifluoroacetamide), neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 685-27-8