Potassium (K) Back Catalog number: 57719 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30095 EPA Method 551 - Analytes Mix “B”, 2000µg/ml in MTBE, 1ml Price on request 52314 GFAA Calibration Price on request 676209 Cymiazole, 100 µg/ml, Acetonitrile, 5ml Price on request