EPA Method 8330 Analyte Back Catalog number: 79080 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1828.10-1G 4-Phenylbutyric acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1821-12-1 Price on request 676921 Benzthiazuron, 100 µg/ml, Acetonitrile, 1ml Price on request 55192 CWA Anions Price on request