Interference Standard 1 Back Catalog number: 53039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677666 Benzo[a]pyrene, 25mg Price on request 679957 Methyl (3-Hydroxyphenyl)-carbamate, 25mg Price on request 1527.12-100-IO Dibenzo-p-dioxin-d8, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 69699-83-8 Price on request