工(gong)(gong)業鹽(yan)，是(shi)化(hua)(hua)學工(gong)(gong)業的(de)最(zui)基(ji)本(ben)原料(liao)之一(yi)，主要(yao)成分有氯化(hua)(hua)鈉、亞硝(xiao)酸鈉等(deng)，被稱(cheng)為“化(hua)(hua)學工(gong)(gong)業之母(mu)”。基(ji)本(ben)化(hua)(hua)學工(gong)(gong)業主要(yao)產品中的(de)鹽(yan)酸、燒(shao)堿(jian)、純(chun)堿(jian)、氯化(hua)(hua)銨、氯氣等(deng)主要(yao)是(shi)用工(gong)(gong)業鹽(yan)為原料(liao)生(sheng)產的(de)。

　　基本化學工(gong)(gong)業主要產(chan)品(pin)中的(de)(de)鹽(yan)酸、燒堿(jian)、純堿(jian)、氯化銨、氯氣等(deng)主要是用工(gong)(gong)業鹽(yan)為原(yuan)料生產(chan)的(de)(de)。此外，還用于肥皂(zao)制(zhi)造、陶瓷、玻璃生產(chan)、日用化工(gong)(gong)、石(shi)(shi)油鉆(zhan)(zhan)探、鉆(zhan)(zhan)井工(gong)(gong)作液、完井液、石(shi)(shi)油化工(gong)(gong)脫水液、建筑行業早強劑(ji)(ji)(ji)、生產(chan)涂料的(de)(de)凝固(gu)劑(ji)(ji)(ji)、橡膠行業乳膠凝結劑(ji)(ji)(ji)、造紙工(gong)(gong)業添加(jia)劑(ji)(ji)(ji)及(ji)廢(fei)紙張脫墨、化學工(gong)(gong)業的(de)(de)無機化工(gong)(gong)原(yuan)料及(ji)硫酸根脫除劑(ji)(ji)(ji)，褐藻酸鈉(na)的(de)(de)凝固(gu)劑(ji)(ji)(ji)、防治小麥、蘋果、白菜等(deng)腐爛及(ji)食(shi)品(pin)防腐劑(ji)(ji)(ji)、制(zhi)取金屬鈉(na)及(ji)其(qi)他鈉(na)化合(he)物、鋼鐵熱處(chu)(chu)理介(jie)質等(deng)。在(zai)水處(chu)(chu)理、公路除雪、制(zhi)冷冷藏(zang)等(deng)方面，鹽(yan)也有廣泛的(de)(de)用途