硫酸铜 Traditional 硫酸銅 liú suān tóng 🔊 copper sulfate CuSO4 + Keep this word Meanings liú suān tóng 硫酸銅 copper sulfate CuSO4 Its characters 硫liúsulfur (chemistry)酸suānsourHSK 4铜tóngcopper (chemistry)HSK 6