工(gong)(gong)業(ye)鹽(yan)(yan)，是(shi)化學工(gong)(gong)業(ye)的(de)最(zui)基本(ben)原料(liao)之一，主(zhu)要(yao)成分(fen)有氯(lv)化鈉、亞硝酸鈉等，被稱為“化學工(gong)(gong)業(ye)之母(mu)”。基本(ben)化學工(gong)(gong)業(ye)主(zhu)要(yao)產品中的(de)鹽(yan)(yan)酸、燒堿、純堿、氯(lv)化銨、氯(lv)氣等主(zhu)要(yao)是(shi)用工(gong)(gong)業(ye)鹽(yan)(yan)為原料(liao)生產的(de)。

　　基(ji)本化學工(gong)(gong)(gong)業(ye)(ye)(ye)主要產(chan)品中的(de)(de)(de)鹽(yan)酸(suan)、燒堿(jian)、純(chun)堿(jian)、氯化銨(an)、氯氣等(deng)(deng)主要是用(yong)工(gong)(gong)(gong)業(ye)(ye)(ye)鹽(yan)為原(yuan)料(liao)生產(chan)的(de)(de)(de)。此外(wai)，還用(yong)于肥皂制(zhi)(zhi)造(zao)、陶瓷、玻璃生產(chan)、日用(yong)化工(gong)(gong)(gong)、石油鉆探、鉆井工(gong)(gong)(gong)作液、完井液、石油化工(gong)(gong)(gong)脫(tuo)水(shui)液、建筑行業(ye)(ye)(ye)早強劑(ji)(ji)(ji)(ji)、生產(chan)涂(tu)料(liao)的(de)(de)(de)凝固(gu)劑(ji)(ji)(ji)(ji)、橡膠(jiao)行業(ye)(ye)(ye)乳膠(jiao)凝結(jie)劑(ji)(ji)(ji)(ji)、造(zao)紙工(gong)(gong)(gong)業(ye)(ye)(ye)添(tian)加劑(ji)(ji)(ji)(ji)及(ji)廢紙張脫(tuo)墨、化學工(gong)(gong)(gong)業(ye)(ye)(ye)的(de)(de)(de)無機化工(gong)(gong)(gong)原(yuan)料(liao)及(ji)硫酸(suan)根脫(tuo)除(chu)(chu)劑(ji)(ji)(ji)(ji)，褐(he)藻酸(suan)鈉(na)(na)的(de)(de)(de)凝固(gu)劑(ji)(ji)(ji)(ji)、防治(zhi)小麥、蘋果、白菜等(deng)(deng)腐爛(lan)及(ji)食品防腐劑(ji)(ji)(ji)(ji)、制(zhi)(zhi)取(qu)金屬鈉(na)(na)及(ji)其他鈉(na)(na)化合物、鋼鐵熱處(chu)理介(jie)質等(deng)(deng)。在水(shui)處(chu)理、公路(lu)除(chu)(chu)雪、制(zhi)(zhi)冷冷藏等(deng)(deng)方面，鹽(yan)也有廣泛(fan)的(de)(de)(de)用(yong)途