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 9450.4-100-CY Dalapon methyl ester Price on request 2144.10-K-IO 2-sec-Butyl-4,6-dinitrophenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88-85-7 Price on request 678072 Terbacil, 250mg Price on request