PSA-Mix 4 Back Catalog number: 674787 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 43126 Decafluorotriphenylphosphine Price on request 59588 Conductance @ 20°C [3,000 µmho/cm] Price on request 50449 Nitrite (NO2-) as N Price on request