EPA Method 8091Mix #2 Back Catalog number: 80911 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10714.9-10MG Cyclopentamine hydrochloride Price on request M2-4:2FTS Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-hexane sulfonate (4:2), 50µg/ml in MeOH, 1,2ml Price on request 676328 Metoprolol tartrate, 250mg Price on request