Propionic Acid (C3H6O2) Back Catalog number: 50678 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675523 Bisphenol E, 100mg Price on request 2625.34-10UG 17 alpha(H),21ß(H)-(22RS)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 67069-13-0 Price on request 678447 Oxyfluorfen, 100 µg/ml, Acetonitrile, 1ml Price on request