GC/MS Calibration Standard Mix #1 Back Catalog number: 43027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93755 Isocratic Test Standard Price on request 2731.27-10MG 5 alpha(H)-Cholestan-3 alpha-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 516-95-0 Price on request 685309 3-Methoxytyramine hydrochloride, 25mg Price on request