EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71687 Mineral oil (white, heavy) Price on request PCB-PAR-H Native PCB Solution, 1.2ml, nonane Price on request 677776 Chlorfenvinphos, 250mg Price on request