EPA Method 504 - EDB & DBCP Back Catalog number: 19211 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DD-124679-S 1,2,4,6,7,9-Hexachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane Price on request 681139 Benz[a]anthracene, 10.0 µg/ml, Cyclohexane, 10ml Price on request 679521 13C6-Sulfadiazine, 10mg Price on request