Multi-Element Calibration Standard-2A Back Catalog number: 50012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8809.14-K-IO p-Toyldisulfide, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 103-19-5 Price on request 10195.23-50-AN JWH-073Methylderivate N-(4-Hydroxybutyl) metabolite, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. NA Price on request 676244 S-Metolachlor Metabolite CGA 50720, 50mg Price on request