Interference Standard 1 Back Catalog number: 52039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 55131 CWA Anions Price on request 2512.8-K-ME 4'-Chloroacetanilide, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 539-03-7 Price on request 9727.13-100MG 1-Tridecanol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 112-70-9 Price on request