Method 1640Mix A Back Catalog number: 53146 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0975.27-10-IOX10 d4 C27 alpha alpha alpha (20R)-Cholestane Price on request 1049.14-10MG Anthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 120-12-7 Price on request 682356 Fenoxasulfone, 100 µg/ml, Acetonitrile, 1ml Price on request