Methyl Derivatives of Herbicides Back Catalog number: 81511 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1634.10-250MG Cimetidine (free base), neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 51481-61-9 Price on request 676987 Spectinomycin dihydrochloride pentahydrate, 250mg Price on request 1140.20-K-ME n-Eicosane Price on request