Calibration Standard Set Back Catalog number: 52042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2361.24-K-IOX5 Di-n-octyl phthalate-3,4,5,6-d4 Price on request 59144 TOC Calibration Standard (C) Price on request 2180.41-5MG n-Hentetracontane, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 7194-87-8 Price on request