Semi-Volatile Standard Back Catalog number: 92219 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-G40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 677671 4,4'-Bis(a,a-dimethylbenzyl)diphenylamine, 250mg Price on request BP-MS2 Native PCB Solution/Mixture for MS Detection, 1.2ml, nonane Price on request