WP 1,4-Dioxane Back Catalog number: 38193 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2785.12-100-IO 3,3'-Dichlorobenzidine, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 91-94-1 Price on request 11887.13-K-AN Procaine hydrochloride,1000 µg base/mL,acetonitrile,1mL, Price on request 82705 EPA Method 8270A - Mix #11 Price on request