1-(3,4-Dichlorophenyl)-3-methylurea, 10.0 µg/ml,

2-Nitrofluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 13177-29-2

PAH Standard (10 ppm), 10µg/ml in Acetonitrile, 1ml

Total Dissolved Solids