硫酸铁 Traditional form: 硫酸鐵 Pinyin (reading): liúsuāntiě Definitions: ferrous sulfate Characters: 硫 - sulfur 酸 - tart, sour; spoiled; acid 铁 - iron; strong, solid, firm Traditional characters: 硫 - sulfur 酸 - tart, sour; spoiled; acid 鐵 - iron; strong, solid, firm