EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended I510960 Indeno[1,2,3-cd]pyrene, 100mg Price on request 9702.13-10MG Phenylacetylglutamine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 97859 Formaldehyde (10 ppm) Price on request