Fenthion-oxon-sulfoxide, 10.0 µg/ml, Acetonitrile

N-Methyl-N'-nitro-N-nitrosoguanidine (wetted with ca. 50% water), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 70-25-7

4-Amino-3-fluorophenol, 100mg

N,N-Dimethylaniline, certified, 250mg