EPA Method 617 - Analytes Mix #2 Back Catalog number: 40008 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M4PFHPA Perfluoro-n-[1,2,3,4-13C4]heptanoic acid, 50µg/ml in MeOH, 1,2ml Price on request 57151 Antimony (Sb) Price on request D5-N-ETFOSAA N-ethyl-d5-perfluoro-1-octanesulfonamidoacetic acid, 50µg/ml in MeOH, 1,2ml Price on request