工業鹽(yan)(yan)，是(shi)化(hua)(hua)學(xue)工業的(de)(de)最基本原料之(zhi)一，主要成分(fen)有氯(lv)(lv)化(hua)(hua)鈉(na)、亞硝酸鈉(na)等(deng)，被稱為“化(hua)(hua)學(xue)工業之(zhi)母”。基本化(hua)(hua)學(xue)工業主要產(chan)品中的(de)(de)鹽(yan)(yan)酸、燒(shao)堿、純堿、氯(lv)(lv)化(hua)(hua)銨、氯(lv)(lv)氣等(deng)主要是(shi)用(yong)工業鹽(yan)(yan)為原料生產(chan)的(de)(de)。

　　基本(ben)化(hua)學工(gong)(gong)(gong)(gong)(gong)業(ye)主要產品中(zhong)的(de)(de)鹽酸(suan)、燒堿(jian)、純(chun)堿(jian)、氯(lv)化(hua)銨、氯(lv)氣等(deng)(deng)主要是用(yong)工(gong)(gong)(gong)(gong)(gong)業(ye)鹽為原(yuan)料(liao)生產的(de)(de)。此外，還(huan)用(yong)于肥皂制(zhi)(zhi)造(zao)、陶瓷、玻(bo)璃(li)生產、日(ri)用(yong)化(hua)工(gong)(gong)(gong)(gong)(gong)、石油(you)鉆探(tan)、鉆井工(gong)(gong)(gong)(gong)(gong)作液(ye)(ye)、完井液(ye)(ye)、石油(you)化(hua)工(gong)(gong)(gong)(gong)(gong)脫水液(ye)(ye)、建筑行業(ye)早強劑(ji)、生產涂料(liao)的(de)(de)凝固(gu)劑(ji)、橡膠(jiao)行業(ye)乳膠(jiao)凝結劑(ji)、造(zao)紙(zhi)工(gong)(gong)(gong)(gong)(gong)業(ye)添加(jia)劑(ji)及(ji)廢(fei)紙(zhi)張脫墨、化(hua)學工(gong)(gong)(gong)(gong)(gong)業(ye)的(de)(de)無機(ji)化(hua)工(gong)(gong)(gong)(gong)(gong)原(yuan)料(liao)及(ji)硫酸(suan)根脫除(chu)劑(ji)，褐藻酸(suan)鈉(na)的(de)(de)凝固(gu)劑(ji)、防治小麥(mai)、蘋果、白菜(cai)等(deng)(deng)腐爛及(ji)食品防腐劑(ji)、制(zhi)(zhi)取金屬(shu)鈉(na)及(ji)其他鈉(na)化(hua)合(he)物、鋼鐵熱處理介質等(deng)(deng)。在(zai)水處理、公路除(chu)雪(xue)、制(zhi)(zhi)冷(leng)(leng)冷(leng)(leng)藏等(deng)(deng)方面(mian)，鹽也有廣泛的(de)(de)用(yong)途