工業(ye)鹽，是化(hua)(hua)(hua)學工業(ye)的最基(ji)本原料(liao)之(zhi)(zhi)一，主要成分有(you)氯(lv)化(hua)(hua)(hua)鈉(na)、亞(ya)硝酸鈉(na)等(deng)，被稱為(wei)“化(hua)(hua)(hua)學工業(ye)之(zhi)(zhi)母”。基(ji)本化(hua)(hua)(hua)學工業(ye)主要產(chan)品中的鹽酸、燒堿(jian)、純(chun)堿(jian)、氯(lv)化(hua)(hua)(hua)銨、氯(lv)氣等(deng)主要是用工業(ye)鹽為(wei)原料(liao)生(sheng)產(chan)的。

　　基本(ben)化(hua)(hua)學(xue)(xue)工(gong)(gong)(gong)業(ye)(ye)主要(yao)(yao)產(chan)品(pin)中的(de)(de)鹽酸、燒堿、純堿、氯化(hua)(hua)銨、氯氣等(deng)(deng)主要(yao)(yao)是用(yong)(yong)工(gong)(gong)(gong)業(ye)(ye)鹽為原料生(sheng)產(chan)的(de)(de)。此外，還用(yong)(yong)于(yu)肥皂制造、陶瓷、玻璃(li)生(sheng)產(chan)、日用(yong)(yong)化(hua)(hua)工(gong)(gong)(gong)、石油(you)鉆探、鉆井(jing)(jing)工(gong)(gong)(gong)作液(ye)、完井(jing)(jing)液(ye)、石油(you)化(hua)(hua)工(gong)(gong)(gong)脫水液(ye)、建筑(zhu)行業(ye)(ye)早強劑、生(sheng)產(chan)涂料的(de)(de)凝固劑、橡膠行業(ye)(ye)乳膠凝結劑、造紙工(gong)(gong)(gong)業(ye)(ye)添加劑及(ji)廢紙張脫墨、化(hua)(hua)學(xue)(xue)工(gong)(gong)(gong)業(ye)(ye)的(de)(de)無(wu)機(ji)化(hua)(hua)工(gong)(gong)(gong)原料及(ji)硫(liu)酸根(gen)脫除劑，褐藻(zao)酸鈉(na)的(de)(de)凝固劑、防(fang)治小麥(mai)、蘋果(guo)、白菜等(deng)(deng)腐(fu)(fu)爛及(ji)食品(pin)防(fang)腐(fu)(fu)劑、制取金屬(shu)鈉(na)及(ji)其他(ta)鈉(na)化(hua)(hua)合物、鋼(gang)鐵(tie)熱(re)處理(li)介(jie)質等(deng)(deng)。在(zai)水處理(li)、公(gong)路(lu)除雪、制冷冷藏等(deng)(deng)方面，鹽也有廣泛的(de)(de)用(yong)(yong)途