EPA Method 508A DCB Stock Solution Back Catalog number: 30020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11376.11-K-IO 2-Naphthaldehyde,1000 µg/mL,isooctane,1mL, Price on request 11247.14-100-AN Bifenox-d3 (2,4-dichlorofenoxy-d3),100 µg/mL,acetonitrile,1mL, Price on request 673968 1-Naphthylacetic acid, 500mg Price on request