EPA Method 8330 Analyte

2,4’-DDT, 1000µg/ml in Hexane, 1ml

2,2',3,3',4,4',5,5',6-Nonabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene

4-n-Octylphenol-d17, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.