硝酸是一种有强氧化性、强腐蚀性的无机酸，酸酐为五氧化二氮。

Nitric acid is a kind of strong oxidizing, strong corrosive inorganic acid, anhydride for five oxidation 2 nitrogen.

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硝酸是一种有强氧化性、强腐蚀性的无机酸，酸酐为五氧化二氮。

Nitric acid is a kind of strong oxidizing, strong corrosive inorganic acid, anhydride for five oxidation 2 nitrogen.

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