Interference Standard 4 Back Catalog number: 53041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BDF-1234678 1,2,3,4,6,7,8-Heptabromodibenzofuran, 1.2ml x 25ug/ml, toluene Price on request 3140.15-K-IO Pentadecanoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1002-84-2 Price on request S-4035-5K-IOX5 Diphenylsulfide in isooctane, Blank Units: 5x1mL ampoules Price on request