Internal Standard Solution, 1.2ml, nonane Back Catalog number: NK-IS-J4 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 672930 Kresoxim-methyl, 100mg Price on request 96520 Diazepam Price on request 3146.20-K-IO Eicosanoic acid (Arachidic), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-30-9 Price on request