Registration Dossier
Registration Dossier
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The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
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EC number: 234-809-7 | CAS number: 12034-59-2
Endpoint summary
Administrative data
Description of key information
Niobium dioxide is a white crystalline inorganic solid with a self-ignition temperature of 328 °C and a relative density of 5.90 g/cm³ at room temperature. The substance is non-flammable and does not have oxidizing and explosive properties. The water solubility is relatively low (0.75 µg/L). The melting point of niobium dioxide is 1901 °C. The median value of particle size distribution of niobium dioxide (D50 value) was determined to be 122.04 µm.
Additional information
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