Dow FR-250, 100µg/ml in Isooctane, 1ml Back Catalog number: B-250S Availability: In the manufacturer's stock Price on request - + Recommended 684867 D6-Sulfadimethoxine, 100 µg/ml, Acetonitrile, 1m Price on request 96656 EPA Method 504.1 - 524.2 Analytes Price on request ACQ-AQ20-115 Ethanol standard in water,2.0g/L,water, 1.5mL Price on request