Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

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.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Potassium niobate is a non-flammable, white crystalline solid having a melting point of ca. 1100 °C. The substance has a density of 4.64 g/cm³ and a mean particle diameter (D50 value; distribution type volume) of 1.19 µm. The mass concentration of the metal ions in aqueous solution is 441 mg/L for potassium and 143 mg/L for niobium at 30 °C after 72 h of incubation time.

Additional information