硝酸盐 Traditional form: 硝酸鹽 Pinyin (reading): xiāosuānyán Definitions: nitrate Characters: 硝 - saltpeter; to tan leather 酸 - tart, sour; spoiled; acid 盐 - salt Traditional characters: 硝 - saltpeter; to tan leather 酸 - tart, sour; spoiled; acid 鹽 - salt