EPA Method 508A DCB Stock Solution Back Catalog number: 30020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79593 Fenamiphos sulfoxide Price on request 3446.16-100-AN o,p'-Methoxychlor Price on request 3039.10-K-CY n-Butylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1678-93-9 Price on request