Custom SIM_A Standard Back Catalog number: 98323 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674901 Phenacetin, 250mg Price on request 685567 Isofetamid, 25mg Price on request DF-IS-J100 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request