13C, 15N2-Semicarbazide hydrochloride, 10mg Back Catalog number: 679150 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8769.0-1G Polyphosphoric acids ammonium salt, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 68333-79-9 Price on request 9185.15-10MG Oxazepam-d5 (phenol-d5), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 65854-78-6 Price on request 32852 EPA Method 551 - Disinfection By-Products Price on request