EPA Method 507 - Performance Check Solution Back Catalog number: 19137 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8907.7-100-AN BAM-d3, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219804-28-0 Price on request 59332 ICP-MS Mix #1 Price on request 91966 Aroclor 1242 Price on request