Interference Standard 4 Back Catalog number: 53041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1144.24-K-IO n-Tetracosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 646-31-1 Price on request 676401 3,5-Dichlorotoluene, 100mg Price on request 30197 Method 532 Surrogate Standard Price on request