Perfluoro-n-butanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFBA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 95731 Semi-Volatile Mix Price on request 70232 N-Nitrosodi-n-propylamine, 1000µg/mL in MeChl, 1ml Price on request 674738 Flufenacet OA, 10mg Price on request