Vitamin B12 (Cyanocobalamin), 100mg Back Catalog number: 680414 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EPA-8327STK EPA Method 8327 Native PFAS Solution, 2µg/ml in MeOH, 1,2ml Price on request 674673 2,6-Bis-(1-phenylethyl)phenol, 10mg Price on request S-11786A1-1ML Dinoseb, 100µg/ml in Acetonitrile, 1ml Price on request