EPA 1620 Standard 2

2-Nitrofluorene-d9, 100µg/ml in Toluene, 1ml

2,3-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-17-6

2,4-Dinitrophenol, stabilized with min. 30% water, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 51-28-5