13C3-Caffeine, 100 µg/ml, Methanol, 1ml Back Catalog number: 681491 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 56140 Anions Mix Price on request 9276.14-K-ME Bromopride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 4093-35-0 Price on request 673403 Oxamyl, 100 µg/ml, Acetonitrile, 5ml Price on request