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

1-n-Heptyl-2-phenylbenzimidazole, neat, Solvent-neat, Unit 10MG, # of units-33, Cas.no. 305347-16-4

2-Methylfluoranthene, 100µg/ml in Acetonitrile,5ml

2,3,4,6-Tetrachlorophenol, 100 µg/ml, Methanol,