工(gong)業(ye)(ye)鹽，是化(hua)(hua)學工(gong)業(ye)(ye)的最基(ji)本原料之一，主要成分有氯(lv)化(hua)(hua)鈉、亞(ya)硝酸鈉等，被稱為“化(hua)(hua)學工(gong)業(ye)(ye)之母”。基(ji)本化(hua)(hua)學工(gong)業(ye)(ye)主要產(chan)品中的鹽酸、燒堿(jian)、純堿(jian)、氯(lv)化(hua)(hua)銨、氯(lv)氣等主要是用工(gong)業(ye)(ye)鹽為原料生產(chan)的。

　　基本化學工(gong)(gong)(gong)業(ye)(ye)主要產(chan)品中的鹽(yan)酸、燒堿(jian)(jian)、純堿(jian)(jian)、氯化銨、氯氣等主要是用(yong)(yong)工(gong)(gong)(gong)業(ye)(ye)鹽(yan)為原料(liao)生產(chan)的。此外，還用(yong)(yong)于肥皂(zao)制(zhi)造、陶瓷、玻璃(li)生產(chan)、日用(yong)(yong)化工(gong)(gong)(gong)、石油鉆(zhan)探(tan)、鉆(zhan)井工(gong)(gong)(gong)作液(ye)、完井液(ye)、石油化工(gong)(gong)(gong)脫水液(ye)、建(jian)筑(zhu)行(xing)(xing)業(ye)(ye)早強劑(ji)(ji)、生產(chan)涂料(liao)的凝(ning)固(gu)劑(ji)(ji)、橡(xiang)膠行(xing)(xing)業(ye)(ye)乳膠凝(ning)結(jie)劑(ji)(ji)、造紙工(gong)(gong)(gong)業(ye)(ye)添(tian)加劑(ji)(ji)及廢紙張脫墨、化學工(gong)(gong)(gong)業(ye)(ye)的無機化工(gong)(gong)(gong)原料(liao)及硫酸根脫除(chu)劑(ji)(ji)，褐藻酸鈉(na)的凝(ning)固(gu)劑(ji)(ji)、防(fang)治小麥、蘋果、白(bai)菜等腐爛及食品防(fang)腐劑(ji)(ji)、制(zhi)取金(jin)屬鈉(na)及其他鈉(na)化合(he)物、鋼鐵(tie)熱處理介(jie)質等。在水處理、公路除(chu)雪、制(zhi)冷冷藏(zang)等方面，鹽(yan)也(ye)有廣泛的用(yong)(yong)途