EPA Method 504 - EDB & DBCP Back Catalog number: 19029 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98344 Shooter Surrogate Standard Price on request PFNA Perfluoro-n-nonanoic acid, 50µg/ml in MeOH, 1,2ml Price on request 96633 “Over the Counter” Cold and Sinus Price on request