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 9362.3-KIT-N Pentyl/Isopentyl phthalate Kit, neat (2099.18+8539.18+8425.18, 100mg each), , Solvent-, Unit Kit, # of units-1, Cas.no. Price on request 672904 Trifloxysulfuron sodium salt, 100mg Price on request 683040 Acetamiprid-N-desmethyl, 100 µg/ml, Acetonitrile, Price on request