PSA-GCB-Mix for 2007.01 per AOAC Back Catalog number: 674523 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 681024 Coumaphos, 10.0 µg/ml, Cyclohexane, 10ml Price on request 2686.16-K-IO 2,2,4,4,6,8,8-Heptamethylnonane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4390-04-9 Price on request M9PFNA Perfluoro-n-[13C9]nonanoic acid, 50µg/ml in MeOH, 1,2ml Price on request