Multi-Element Internal Standard / Back Catalog number: 53319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673920 D3-Chloridazon-methyl-desphenyl, 100 µg/ml, Aceto Price on request 0978.10-10MG Naphthalene-d8, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1146-65-2 Price on request DF-IS-J100 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request