EPA Method 1657 Analytes

4,4''-Dinitro-p-terphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3282-11-9

Chloridazon-d5, 10µg/ml in Acetonitrile, 5ml

2,3-Dichloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 2050-75-1