IP 391-95 Calibration Level 1 Back Catalog number: 98401 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1133.13-10MG n-Tridecane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 629-50-5 Price on request P504530 18-Pentatriacontanone, 1g Price on request 2825.11-50-ME 11H-Perfluoroundecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1765-48-6 Price on request