Interference Standard 1 Back Catalog number: 53039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70949 1,4-Diethylbenzene Price on request C15419800 Naphthalene-1-aldehyde, 100mg Price on request 1689.1-1ML Bromoform, in Certan bottle, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 75-25-2 Price on request