Custom Standard Back Catalog number: 50308 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0603.27-100-IO alpha alpha alpha (20S)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41083-75-4 Price on request DEC-601 Dechlorane 601, 1.2ml x 50ug/ml, toluene Price on request EPA-1613PAR Precision and Recovery Stock Solution, 1.2ml, nonane Price on request