工(gong)業(ye)鹽，是(shi)化(hua)學(xue)(xue)工(gong)業(ye)的最基本原料(liao)之(zhi)一(yi)，主(zhu)要成(cheng)分有氯(lv)化(hua)鈉(na)、亞硝酸(suan)鈉(na)等，被稱為“化(hua)學(xue)(xue)工(gong)業(ye)之(zhi)母”。基本化(hua)學(xue)(xue)工(gong)業(ye)主(zhu)要產品中的鹽酸(suan)、燒堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等主(zhu)要是(shi)用工(gong)業(ye)鹽為原料(liao)生產的。

　　基本化(hua)(hua)(hua)學工(gong)(gong)(gong)(gong)業(ye)主要產(chan)(chan)品中的鹽酸(suan)、燒堿(jian)、純(chun)堿(jian)、氯(lv)化(hua)(hua)(hua)銨、氯(lv)氣等(deng)(deng)主要是用工(gong)(gong)(gong)(gong)業(ye)鹽為原料生產(chan)(chan)的。此外，還(huan)用于肥(fei)皂制(zhi)造、陶(tao)瓷、玻璃生產(chan)(chan)、日用化(hua)(hua)(hua)工(gong)(gong)(gong)(gong)、石油鉆探、鉆井(jing)工(gong)(gong)(gong)(gong)作液、完(wan)井(jing)液、石油化(hua)(hua)(hua)工(gong)(gong)(gong)(gong)脫水液、建筑行(xing)業(ye)早強劑(ji)(ji)、生產(chan)(chan)涂料的凝固(gu)劑(ji)(ji)、橡膠行(xing)業(ye)乳膠凝結劑(ji)(ji)、造紙工(gong)(gong)(gong)(gong)業(ye)添加劑(ji)(ji)及(ji)(ji)廢紙張脫墨、化(hua)(hua)(hua)學工(gong)(gong)(gong)(gong)業(ye)的無機化(hua)(hua)(hua)工(gong)(gong)(gong)(gong)原料及(ji)(ji)硫酸(suan)根(gen)脫除(chu)劑(ji)(ji)，褐藻酸(suan)鈉(na)的凝固(gu)劑(ji)(ji)、防(fang)治(zhi)小麥、蘋果(guo)、白菜等(deng)(deng)腐爛及(ji)(ji)食品防(fang)腐劑(ji)(ji)、制(zhi)取(qu)金屬(shu)鈉(na)及(ji)(ji)其他鈉(na)化(hua)(hua)(hua)合物、鋼鐵熱(re)處理介質等(deng)(deng)。在水處理、公路除(chu)雪(xue)、制(zhi)冷冷藏(zang)等(deng)(deng)方(fang)面，鹽也有廣泛的用途