EPA Method 507 Analyte Mix #8 Back Catalog number: 94131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9393.24-50UG 10:2 Di-PAPS, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. 1895-26-7 Price on request 681401 Diniconazole, 100mg Price on request X9055 4,4’-DDE Price on request