Retention Time Verification Standard Back Catalog number: 51172 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 34481 1,2-Difluorotetrachloroethane Price on request 3138.13-K-IO Tridecanoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 638-53-9 Price on request Y0000167 Benzyl alcohol, 70mg Price on request