EPA Method 539Mix #1, 100µg/ml in MeOH, 1ml

Mass-Labelled PFAS Mixture, in MeOH, 1,2ml

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

2-tert-Butyl-1H-indole