EPA Method 8260B Purgeable Internal Standard Back Catalog number: 28013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PFEESA Potassium perfluoro(2-ethoxyethane)sulfonate, 50µg/ml in MeOH, 1,2ml Price on request 59337 pH 9.0 Standard @ 25°C Price on request 30106 EPA Method 552.2 - Methyl Haloacetic Acids Price on request