Levulinic acid Back Catalog number: 72423 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 38339 WS Nitrosamines Price on request 3826.31-10UG 2 alpha,17 alpha(H),21 alpha(H)-2-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. Price on request 10658.17-05-AN U-{13C17}-Aflatoxin M1 Price on request