EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79239 Acenaphthylene Price on request 675144 1,3,5-Tris(2,2-dimethylpropanamido)benzene, 100mg Price on request 82515 EPA Method 8250 - Acid Matrix Spiking Solution Price on request