DEF Back Catalog number: 79583 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9913.4-100MG N-Nitropiperazine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. Price on request 54522 Anion QC Mix Price on request 59795 Mixed Oxyhalides Price on request