EPA Method 508 Analyte Mix #2 Back Catalog number: 30088 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 14963.12-50-ME Perfluorododecanesulfonic acid, 50µg/ml in MeOH, 1ml Price on request 0843.27-100-IO Cholest-4-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16732-86-8 Price on request 82506 EPA Method 8250/8250A Mix #3 - Pesticides Price on request