工(gong)(gong)(gong)(gong)業(ye)(ye)鹽，是(shi)化(hua)(hua)學(xue)工(gong)(gong)(gong)(gong)業(ye)(ye)的最基(ji)本(ben)原料(liao)之一，主(zhu)要成分(fen)有氯化(hua)(hua)鈉、亞硝酸(suan)鈉等，被稱為“化(hua)(hua)學(xue)工(gong)(gong)(gong)(gong)業(ye)(ye)之母”。基(ji)本(ben)化(hua)(hua)學(xue)工(gong)(gong)(gong)(gong)業(ye)(ye)主(zhu)要產品中的鹽酸(suan)、燒堿、純(chun)堿、氯化(hua)(hua)銨、氯氣等主(zhu)要是(shi)用(yong)工(gong)(gong)(gong)(gong)業(ye)(ye)鹽為原料(liao)生產的。

　　基本化(hua)學工(gong)業(ye)(ye)主要產品(pin)中的(de)鹽酸(suan)、燒堿(jian)、純堿(jian)、氯(lv)化(hua)銨(an)、氯(lv)氣等主要是用(yong)(yong)工(gong)業(ye)(ye)鹽為原料生產的(de)。此外，還用(yong)(yong)于肥皂制造、陶瓷、玻璃生產、日(ri)用(yong)(yong)化(hua)工(gong)、石油鉆(zhan)探、鉆(zhan)井(jing)工(gong)作(zuo)液(ye)、完井(jing)液(ye)、石油化(hua)工(gong)脫水(shui)液(ye)、建(jian)筑行(xing)業(ye)(ye)早強劑(ji)(ji)、生產涂料的(de)凝(ning)固劑(ji)(ji)、橡膠行(xing)業(ye)(ye)乳(ru)膠凝(ning)結劑(ji)(ji)、造紙工(gong)業(ye)(ye)添加劑(ji)(ji)及廢紙張脫墨、化(hua)學工(gong)業(ye)(ye)的(de)無機化(hua)工(gong)原料及硫酸(suan)根(gen)脫除劑(ji)(ji)，褐藻(zao)酸(suan)鈉的(de)凝(ning)固劑(ji)(ji)、防治小麥(mai)、蘋果、白(bai)菜等腐(fu)爛及食品(pin)防腐(fu)劑(ji)(ji)、制取金屬鈉及其(qi)他(ta)鈉化(hua)合物(wu)、鋼鐵熱處理(li)介(jie)質等。在水(shui)處理(li)、公(gong)路除雪、制冷(leng)冷(leng)藏等方面，鹽也有(you)廣泛的(de)用(yong)(yong)途