Parathion-methyl, 10.0 µg/ml, Acetonitrile, 10ml

2,4-DB-methyl ester, 100 µg/ml, Ethyl acetate, 5

EPA Method 1633 Native PFAS Stock Solution/Mixture, in MeOH, 1,2ml

9,10-Dinitroanthracene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 33685-60-8