Dow FR-250, 100µg/ml in Isooctane, 1ml Back Catalog number: B-250S Availability: In the manufacturer's stock Price on request - + Recommended DD-1234-S 1,2,3,4-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request 675656 Sebuthylazine, 100 µg/ml, Acetonitrile, 5ml Price on request 72412 beta-D-Lactose Price on request