Demeton-O, 25mg Back Catalog number: 677651 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3071.11-100-IO 5-Methyl-1-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 51149-87-2 Price on request 30103 EPA Method 551.1 Internal Standard Price on request 2698.19-100MG Noramitriptyline hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 894-71-3 Price on request