Perfluoro-n-butanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFBA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 30035 Dacthal Price on request 677495 D6-Thiophanate-methyl, 100 µg/ml, Acetonitrile, Price on request 23004 EPA Method 8260B Surrogate Standard Price on request