工(gong)業(ye)(ye)鹽(yan)(yan)，是(shi)化學(xue)(xue)工(gong)業(ye)(ye)的最基本(ben)原(yuan)料之(zhi)一，主(zhu)要成分有氯化鈉(na)、亞硝酸鈉(na)等(deng)，被稱為“化學(xue)(xue)工(gong)業(ye)(ye)之(zhi)母”。基本(ben)化學(xue)(xue)工(gong)業(ye)(ye)主(zhu)要產(chan)品(pin)中的鹽(yan)(yan)酸、燒堿、純堿、氯化銨(an)、氯氣(qi)等(deng)主(zhu)要是(shi)用工(gong)業(ye)(ye)鹽(yan)(yan)為原(yuan)料生產(chan)的。

　　基本化(hua)(hua)(hua)學工(gong)(gong)業主要產(chan)(chan)(chan)品中的(de)鹽酸(suan)、燒(shao)堿、純堿、氯化(hua)(hua)(hua)銨、氯氣等(deng)(deng)主要是用(yong)工(gong)(gong)業鹽為原料(liao)生(sheng)產(chan)(chan)(chan)的(de)。此外，還(huan)用(yong)于肥皂(zao)制造、陶瓷、玻璃生(sheng)產(chan)(chan)(chan)、日用(yong)化(hua)(hua)(hua)工(gong)(gong)、石(shi)油鉆探、鉆井工(gong)(gong)作(zuo)液、完(wan)井液、石(shi)油化(hua)(hua)(hua)工(gong)(gong)脫水液、建筑(zhu)行業早強劑、生(sheng)產(chan)(chan)(chan)涂料(liao)的(de)凝固劑、橡膠行業乳膠凝結(jie)劑、造紙(zhi)工(gong)(gong)業添加(jia)劑及廢紙(zhi)張脫墨(mo)、化(hua)(hua)(hua)學工(gong)(gong)業的(de)無機化(hua)(hua)(hua)工(gong)(gong)原料(liao)及硫酸(suan)根(gen)脫除(chu)劑，褐藻酸(suan)鈉的(de)凝固劑、防治小麥、蘋果(guo)、白菜等(deng)(deng)腐(fu)(fu)爛及食品防腐(fu)(fu)劑、制取金屬鈉及其(qi)他(ta)鈉化(hua)(hua)(hua)合物、鋼(gang)鐵(tie)熱處理介質(zhi)等(deng)(deng)。在水處理、公路(lu)除(chu)雪、制冷(leng)冷(leng)藏等(deng)(deng)方面(mian)，鹽也有廣泛的(de)用(yong)途