Ribavirin, 50mg Back Catalog number: 672970 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 676987 Spectinomycin dihydrochloride pentahydrate, 250mg Price on request 8834.7-K-IO 2-Ethyl-5-methyl- and 2-ethyl-6-methylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 31005 EPA Method 502/524 Fortification Solution Price on request