Halfenprox, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 674467 Manufacturer: HPC STANDARDS GmbH 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 13100.5-K-ME Chlormequat-1,1,2,2-d4 chloride, 1000µg/ml in MeOH, 1ml Price on request 92572 ISTD/Surrogate Standard Price on request