Niobium Nitride, light gray is slightly yellow, the relative density is 8.47g/cm3, the melting point is 2300°C; the Mohs hardness is 8, the microhardness is 14.3GPa; its superconducting transition critical temperature is 15.6K. Insoluble in hydrochloric acid, nitric acid, sulfuric acid; soluble in concentrated acid solution of hydrofluoric acid and sulfuric acid It is also soluble in hot alkali or high-concentration lye and emits ammonia.
Used as a cemented carbide additive, it can also produce high-purity niobium.
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≤25kg: within three working days after payment received. ＞25kg: one week
Available, we can provide small free samples for quality evaluation purpose!
1kg per bag fpr samples, 25kg or 50kg per drum, or as you required.
Store the container tightly closed in a dry, cool and well-ventilated place.
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