13C3-Caffeine, 10mg Back Catalog number: 680424 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677879 Nonylphenol (technical), 100 µg/ml, Acetone, 1ml Price on request 681400 Cyclanilide, 100mg Price on request 73441 1,3-Dibromobenzene Price on request