Calibration Standard Mix 2 Back Catalog number: 52044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679076 Methoprene, 100 µg/ml, Acetonitrile, 1ml Price on request 71048 2-Methylanthracene Price on request 3603.32-5UG 17ß(H),21 alpha(H)-(22RS)-Bishomohopane , neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request