Thionazin, 100 µg/ml, Acetonitrile, 1ml

2,4-Dibromophenol, 10µg/ml in MeOH, 10ml

2,4,6-Trichlorophenol-3,5-d2, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-80-5

EPA Method 8141 Surrogate Standard