PSA-GCB-Mix for 2007.01 per AOAC Back Catalog number: 674523 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 50823 Conductance @ 20°C [100 µmho/cm] Price on request 0044.22-100-T 7-Nitrodibenz[a,h]anthracene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-91-8 Price on request 50094 Metals calibration standard Price on request