EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0880.16-500-IO 2,4-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15254-64-5 Price on request 677761 Dicyclohexyl phthalate, 250mg Price on request 59946 Metals Mix - 3 Price on request