EPA Method 524.3 - Internal Standard Back Catalog number: 95488 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71619 1-Decene Price on request 680919 Estriol, 10 µg/ml, Acetonitrile, 10ml Price on request 3380.19-100-CY Diflufenican Price on request