13C3-Caffeine, 10mg Back Catalog number: 680424 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 93462 PAH Standard Price on request 70511 Sulfotepp Price on request 9692.24-100MG Tetraphenyltin, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 595-90-4 Price on request