IP 391-95 Calibration Level 1 Back Catalog number: 98401 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98536 PAH Standard Price on request 1143.23-K-IO n-Tricosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 638-67-5 Price on request UFA-023S Methyl cis-11,14,17-eicosatrienoate C20:3, 10mg/ml in Heptane, 1ml Price on request