EPA Method 507 Analyte Mix #8 Back Catalog number: 94131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2232.7-100-5AN Patulin, 100µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 149-29-1 Price on request 97051 Formaldehyde Price on request 684711 Cycloheximide, 100mg Price on request