工(gong)(gong)業(ye)(ye)鹽(yan)，是(shi)化(hua)學工(gong)(gong)業(ye)(ye)的(de)最基(ji)本(ben)原(yuan)料之(zhi)一(yi)，主(zhu)要成分(fen)有氯化(hua)鈉、亞硝酸鈉等，被稱為“化(hua)學工(gong)(gong)業(ye)(ye)之(zhi)母”。基(ji)本(ben)化(hua)學工(gong)(gong)業(ye)(ye)主(zhu)要產品中的(de)鹽(yan)酸、燒(shao)堿、純(chun)堿、氯化(hua)銨、氯氣等主(zhu)要是(shi)用工(gong)(gong)業(ye)(ye)鹽(yan)為原(yuan)料生產的(de)。

　　基本化(hua)學工(gong)(gong)業(ye)(ye)(ye)主要產品(pin)中的(de)鹽酸(suan)、燒堿、純堿、氯化(hua)銨(an)、氯氣等(deng)主要是用(yong)工(gong)(gong)業(ye)(ye)(ye)鹽為(wei)原料(liao)生產的(de)。此外(wai)，還用(yong)于肥皂(zao)制(zhi)造、陶瓷、玻璃(li)生產、日用(yong)化(hua)工(gong)(gong)、石油(you)鉆(zhan)(zhan)探、鉆(zhan)(zhan)井工(gong)(gong)作液(ye)、完井液(ye)、石油(you)化(hua)工(gong)(gong)脫(tuo)水(shui)液(ye)、建筑行業(ye)(ye)(ye)早強劑、生產涂(tu)料(liao)的(de)凝固劑、橡膠(jiao)行業(ye)(ye)(ye)乳膠(jiao)凝結劑、造紙工(gong)(gong)業(ye)(ye)(ye)添加劑及廢紙張脫(tuo)墨、化(hua)學工(gong)(gong)業(ye)(ye)(ye)的(de)無(wu)機化(hua)工(gong)(gong)原料(liao)及硫酸(suan)根脫(tuo)除(chu)劑，褐藻酸(suan)鈉的(de)凝固劑、防治小麥、蘋(pin)果、白菜等(deng)腐爛及食品(pin)防腐劑、制(zhi)取金屬(shu)鈉及其他(ta)鈉化(hua)合(he)物、鋼鐵熱處理介質等(deng)。在水(shui)處理、公路除(chu)雪、制(zhi)冷(leng)冷(leng)藏等(deng)方(fang)面，鹽也有廣泛的(de)用(yong)途(tu)