SDWA Hexavalent Chromium Back Catalog number: 55112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MPN-54 1,2,3,6,7-Pentachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane Price on request 3246.24-K-IO 15-cis-Tetracosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-37-6 Price on request DF-IS-A200 Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane Price on request