工(gong)(gong)業鹽(yan)，是(shi)化(hua)(hua)學工(gong)(gong)業的最(zui)基(ji)本原料之一，主要成(cheng)分有氯化(hua)(hua)鈉、亞硝(xiao)酸(suan)鈉等，被(bei)稱為“化(hua)(hua)學工(gong)(gong)業之母(mu)”。基(ji)本化(hua)(hua)學工(gong)(gong)業主要產品中的鹽(yan)酸(suan)、燒堿、純堿、氯化(hua)(hua)銨、氯氣等主要是(shi)用工(gong)(gong)業鹽(yan)為原料生產的。

　　基本(ben)化學工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)主要(yao)產品中的(de)(de)(de)鹽(yan)酸、燒(shao)堿(jian)、純堿(jian)、氯(lv)化銨、氯(lv)氣等主要(yao)是(shi)用工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)鹽(yan)為原料(liao)(liao)(liao)生(sheng)產的(de)(de)(de)。此(ci)外，還用于肥皂制造、陶瓷、玻璃生(sheng)產、日(ri)用化工(gong)(gong)(gong)(gong)、石(shi)(shi)油鉆探、鉆井(jing)工(gong)(gong)(gong)(gong)作液、完(wan)井(jing)液、石(shi)(shi)油化工(gong)(gong)(gong)(gong)脫水液、建(jian)筑行業(ye)(ye)(ye)早強劑、生(sheng)產涂料(liao)(liao)(liao)的(de)(de)(de)凝固劑、橡膠行業(ye)(ye)(ye)乳膠凝結(jie)劑、造紙(zhi)(zhi)工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)添加(jia)劑及(ji)廢紙(zhi)(zhi)張脫墨、化學工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)的(de)(de)(de)無機化工(gong)(gong)(gong)(gong)原料(liao)(liao)(liao)及(ji)硫酸根脫除(chu)劑，褐藻(zao)酸鈉(na)的(de)(de)(de)凝固劑、防(fang)治小麥、蘋果、白菜等腐爛及(ji)食品防(fang)腐劑、制取金屬鈉(na)及(ji)其(qi)他鈉(na)化合(he)物(wu)、鋼鐵熱處理(li)介(jie)質等。在水處理(li)、公路除(chu)雪、制冷冷藏等方(fang)面，鹽(yan)也有廣泛的(de)(de)(de)用途