Interference Standard 1 Back Catalog number: 52039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1330.22-200-T Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13250-98-1 Price on request 9029.6-1ML Chlorobenzene-d5 Price on request 3230.20-K-IO 8-cis,11-cis,14-cis-Eicosatrienoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1783-84-2 Price on request