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 B515200-10MG rac 1,2-Bis-palmitoyl-3-chloropropanediol, 10mg Price on request 30141 Aldicarb Price on request 32091 Carbon tetrachloride Price on request