3-Hydroxy-4-Nitroso-2,7-Naphthalenedisulfonic Acid Disodium Salt. Reagent for the colorimetric determination of cobalt.

CAS Number: 54-11-5 UN Number: UN1654 Solubility: (20°C) soluble Melting Point: -79°C Molar Mass: 162.23 g/mol Boiling Point: 247°C (1013 hPa) Vapor Pressure: 0.05 hPa (25°C) Flash Point: 101°C Explosion Limit: 0.7 - 4 %(V) Density: 1.01 g/cm3…