EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57069 Thulium (Tm) Price on request L18000071CY Pesticide-Mix 71, 10µg/ml in Cyclohexane, 10ml Price on request BR-NETFOSAA N-ethylperfluoro-1-octanesulfonamidoacetic acid isomeric mixture, 50µg/ml in MeOH, 1,2ml Price on request