工業(ye)(ye)鹽(yan)，是化(hua)(hua)學(xue)工業(ye)(ye)的(de)最基本原(yuan)料之一(yi)，主(zhu)要(yao)成分有氯化(hua)(hua)鈉(na)、亞硝酸鈉(na)等，被(bei)稱為“化(hua)(hua)學(xue)工業(ye)(ye)之母”。基本化(hua)(hua)學(xue)工業(ye)(ye)主(zhu)要(yao)產(chan)品(pin)中的(de)鹽(yan)酸、燒(shao)堿、純堿、氯化(hua)(hua)銨、氯氣等主(zhu)要(yao)是用工業(ye)(ye)鹽(yan)為原(yuan)料生(sheng)產(chan)的(de)。

　　基本化(hua)(hua)學工(gong)(gong)業(ye)(ye)主要產(chan)品中的鹽(yan)(yan)酸、燒堿、純(chun)堿、氯化(hua)(hua)銨、氯氣(qi)等(deng)主要是用(yong)工(gong)(gong)業(ye)(ye)鹽(yan)(yan)為(wei)原(yuan)料生產(chan)的。此(ci)外(wai)，還(huan)用(yong)于肥皂(zao)制造、陶瓷、玻璃生產(chan)、日用(yong)化(hua)(hua)工(gong)(gong)、石(shi)油(you)鉆(zhan)探、鉆(zhan)井工(gong)(gong)作液、完井液、石(shi)油(you)化(hua)(hua)工(gong)(gong)脫(tuo)水液、建筑行業(ye)(ye)早強劑、生產(chan)涂(tu)料的凝固(gu)劑、橡膠(jiao)行業(ye)(ye)乳膠(jiao)凝結劑、造紙(zhi)工(gong)(gong)業(ye)(ye)添加(jia)劑及廢紙(zhi)張脫(tuo)墨(mo)、化(hua)(hua)學工(gong)(gong)業(ye)(ye)的無(wu)機化(hua)(hua)工(gong)(gong)原(yuan)料及硫酸根脫(tuo)除(chu)劑，褐藻(zao)酸鈉(na)的凝固(gu)劑、防治(zhi)小麥、蘋果、白菜等(deng)腐爛及食品防腐劑、制取金(jin)屬鈉(na)及其(qi)他(ta)鈉(na)化(hua)(hua)合(he)物(wu)、鋼鐵(tie)熱處(chu)理介質等(deng)。在水處(chu)理、公路除(chu)雪、制冷(leng)冷(leng)藏(zang)等(deng)方面(mian)，鹽(yan)(yan)也有廣泛的用(yong)途(tu)