EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11227.22-50MG Losartan potassium,neat,neat,50mg, Price on request 97057 Organic Acids Mix #3 Price on request 3311.9-100-CY Anilazine Price on request