Perfluoro-n-nonanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFNA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 674743 PSA-C18-Mix 2 Price on request 683677 PCB 209, 100 µg/ml, Isooctane, 5ml Price on request 96449 Semi-Volatile Mix Price on request