Description1 Back Catalog number: PART # Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9007.6-2K-DC N-Nitrosodi-n-propylamine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 621-64-7 Price on request 94603 Semi-Volatile Mix #2 Price on request 94982 PCB Congener Mix #4 Price on request