3-Hydroxybutyric acid Back Catalog number: 73479 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50685 Custom ICP Standard Price on request 682992 2-Ethyl-6-methyl-2-chloroacetanilide, 50mg Price on request 71127 EPA Method 418.1 - Total Petroleum Hydrocarbons Price on request