工(gong)業(ye)(ye)鹽(yan)，是化(hua)學(xue)(xue)工(gong)業(ye)(ye)的最基(ji)本原料之一，主(zhu)要成(cheng)分有氯化(hua)鈉、亞硝酸鈉等，被稱為“化(hua)學(xue)(xue)工(gong)業(ye)(ye)之母”。基(ji)本化(hua)學(xue)(xue)工(gong)業(ye)(ye)主(zhu)要產品中的鹽(yan)酸、燒堿(jian)、純堿(jian)、氯化(hua)銨、氯氣(qi)等主(zhu)要是用(yong)工(gong)業(ye)(ye)鹽(yan)為原料生(sheng)產的。

　　基本化(hua)學工(gong)(gong)(gong)業主要產(chan)品中(zhong)的(de)鹽(yan)酸(suan)、燒堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等(deng)(deng)主要是用(yong)工(gong)(gong)(gong)業鹽(yan)為原料生(sheng)產(chan)的(de)。此外，還(huan)用(yong)于肥皂(zao)制(zhi)造、陶瓷、玻璃(li)生(sheng)產(chan)、日(ri)用(yong)化(hua)工(gong)(gong)(gong)、石(shi)油鉆(zhan)探、鉆(zhan)井工(gong)(gong)(gong)作液(ye)、完井液(ye)、石(shi)油化(hua)工(gong)(gong)(gong)脫水液(ye)、建筑行(xing)業早(zao)強劑(ji)(ji)、生(sheng)產(chan)涂料的(de)凝(ning)(ning)固劑(ji)(ji)、橡膠行(xing)業乳膠凝(ning)(ning)結劑(ji)(ji)、造紙(zhi)工(gong)(gong)(gong)業添加劑(ji)(ji)及(ji)廢紙(zhi)張脫墨、化(hua)學工(gong)(gong)(gong)業的(de)無機(ji)化(hua)工(gong)(gong)(gong)原料及(ji)硫(liu)酸(suan)根脫除劑(ji)(ji)，褐藻酸(suan)鈉的(de)凝(ning)(ning)固劑(ji)(ji)、防治小麥、蘋果(guo)、白菜等(deng)(deng)腐爛及(ji)食品防腐劑(ji)(ji)、制(zhi)取金屬鈉及(ji)其他(ta)鈉化(hua)合(he)物、鋼鐵(tie)熱(re)處理介(jie)質等(deng)(deng)。在(zai)水處理、公路除雪(xue)、制(zhi)冷(leng)冷(leng)藏等(deng)(deng)方面，鹽(yan)也有廣泛(fan)的(de)用(yong)途