工業(ye)鹽(yan)，是(shi)化(hua)(hua)學(xue)工業(ye)的最基(ji)本原料(liao)之一，主要成分有氯化(hua)(hua)鈉(na)、亞硝酸(suan)(suan)鈉(na)等，被稱為(wei)“化(hua)(hua)學(xue)工業(ye)之母”。基(ji)本化(hua)(hua)學(xue)工業(ye)主要產品中的鹽(yan)酸(suan)(suan)、燒堿、純(chun)堿、氯化(hua)(hua)銨、氯氣(qi)等主要是(shi)用工業(ye)鹽(yan)為(wei)原料(liao)生(sheng)產的。

　　基本化(hua)(hua)(hua)學(xue)工(gong)(gong)業(ye)(ye)主要產(chan)品(pin)中的(de)(de)(de)鹽酸(suan)、燒堿(jian)(jian)、純堿(jian)(jian)、氯(lv)化(hua)(hua)(hua)銨、氯(lv)氣等(deng)主要是用(yong)(yong)(yong)工(gong)(gong)業(ye)(ye)鹽為原(yuan)料生(sheng)產(chan)的(de)(de)(de)。此(ci)外，還用(yong)(yong)(yong)于肥皂制(zhi)造、陶(tao)瓷、玻璃生(sheng)產(chan)、日用(yong)(yong)(yong)化(hua)(hua)(hua)工(gong)(gong)、石(shi)油(you)(you)鉆探(tan)、鉆井工(gong)(gong)作(zuo)液、完井液、石(shi)油(you)(you)化(hua)(hua)(hua)工(gong)(gong)脫(tuo)(tuo)水液、建筑(zhu)行業(ye)(ye)早(zao)強劑(ji)(ji)(ji)、生(sheng)產(chan)涂料的(de)(de)(de)凝固劑(ji)(ji)(ji)、橡(xiang)膠(jiao)行業(ye)(ye)乳膠(jiao)凝結劑(ji)(ji)(ji)、造紙(zhi)工(gong)(gong)業(ye)(ye)添加劑(ji)(ji)(ji)及(ji)廢紙(zhi)張脫(tuo)(tuo)墨、化(hua)(hua)(hua)學(xue)工(gong)(gong)業(ye)(ye)的(de)(de)(de)無機化(hua)(hua)(hua)工(gong)(gong)原(yuan)料及(ji)硫酸(suan)根脫(tuo)(tuo)除劑(ji)(ji)(ji)，褐藻酸(suan)鈉(na)(na)的(de)(de)(de)凝固劑(ji)(ji)(ji)、防治(zhi)小麥、蘋果、白菜等(deng)腐爛及(ji)食品(pin)防腐劑(ji)(ji)(ji)、制(zhi)取金屬鈉(na)(na)及(ji)其他鈉(na)(na)化(hua)(hua)(hua)合物、鋼鐵(tie)熱處理介質等(deng)。在水處理、公路除雪(xue)、制(zhi)冷冷藏等(deng)方面，鹽也有廣泛的(de)(de)(de)用(yong)(yong)(yong)途