作用：改变酸性物质、调节PH 值、清洗功能、 干燥、提纯、腐蚀、化学物质的生产原料等
氢氧化钠类(碱)主要应用于：城市污水处理、工业污水处理、化药制造、冶炼、电解铝、洗涤用品制造、造纸工 业、食品工业、化学实验等 Sodium hydroxide are mainly used in:urban sewage treatment,industrial sewage treatment,chemical medicine nanufacturing,smelting,electrolytic aluminum,washing supplies manufacturing,paper industry,food industry, chemical experiments.
