Multi-Element Calibration Standard-4 Back Catalog number: 50013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1658.9-K-IO 1,1,1,3,8,9-Hexachlorononane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-21-4 Price on request 97316 tert-Amyl methyl ether Price on request H-200N 1,5-Dimethylnaphthalene, 10mg Price on request