13C3-Caffeine, 10mg Back Catalog number: 680424 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 95946 n-Butanol Price on request 33421 n-Dodecane Price on request S-4699-100-MEX10 Custom Mix of several Drugs 100 µg/mL in methanol, 10x1mL 2525.13 Ibuprofen 9467.14 Diclofenac 9818.14 Diclofenac artifact 3623.20 17alpha-Ethynylestradiol 8998.18 17beta-Estradiol Price on request