EPA Method 8140/8141 Analytes Back Catalog number: 81400 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1890.10-1G 3-Phenylbutyric acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 4593-90-2 Price on request MICQC3B Heterotrophic Plate Count WS QTA Price on request 31091 Carbon tetrachloride Price on request