Perfluorooctylphosphonic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFOPA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended N367993 1-Naphthol-d7 (d6Major), 10mg Price on request 23013 EPA Method 8260 - Purgeable Internal Standard Price on request 72265 Sulfathiazole, 1000µg/ml in MeOH, 1ml Price on request