2-Methylsulfonyl-4-trifluoromethyl benzoic acid Back Catalog number: 73516 Availability: In the manufacturer's stock Price on request - + Recommended 1789.20-1MG 1-Aminobenzo[e]pyrene, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. Price on request 72310 o-Chlorobenzylidenemalononitrile Price on request DF-IS-I200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request