工(gong)(gong)業鹽，是(shi)化(hua)學(xue)工(gong)(gong)業的(de)最(zui)基本(ben)原料之一，主要成(cheng)分有氯化(hua)鈉、亞(ya)硝酸鈉等，被稱為(wei)“化(hua)學(xue)工(gong)(gong)業之母”。基本(ben)化(hua)學(xue)工(gong)(gong)業主要產品中的(de)鹽酸、燒堿、純堿、氯化(hua)銨、氯氣等主要是(shi)用(yong)工(gong)(gong)業鹽為(wei)原料生產的(de)。

　　基本化(hua)(hua)(hua)(hua)學工(gong)(gong)業(ye)(ye)主要(yao)產(chan)品(pin)中(zhong)的(de)(de)鹽(yan)酸(suan)、燒堿(jian)、純堿(jian)、氯化(hua)(hua)(hua)(hua)銨、氯氣等主要(yao)是用工(gong)(gong)業(ye)(ye)鹽(yan)為(wei)原料(liao)生(sheng)產(chan)的(de)(de)。此外，還用于肥皂(zao)制(zhi)造(zao)、陶瓷(ci)、玻璃生(sheng)產(chan)、日用化(hua)(hua)(hua)(hua)工(gong)(gong)、石(shi)油(you)鉆探、鉆井工(gong)(gong)作液、完井液、石(shi)油(you)化(hua)(hua)(hua)(hua)工(gong)(gong)脫水液、建筑行(xing)業(ye)(ye)早強劑(ji)(ji)、生(sheng)產(chan)涂料(liao)的(de)(de)凝固(gu)劑(ji)(ji)、橡膠行(xing)業(ye)(ye)乳膠凝結劑(ji)(ji)、造(zao)紙(zhi)工(gong)(gong)業(ye)(ye)添加劑(ji)(ji)及(ji)廢紙(zhi)張脫墨、化(hua)(hua)(hua)(hua)學工(gong)(gong)業(ye)(ye)的(de)(de)無(wu)機化(hua)(hua)(hua)(hua)工(gong)(gong)原料(liao)及(ji)硫酸(suan)根脫除劑(ji)(ji)，褐(he)藻酸(suan)鈉(na)的(de)(de)凝固(gu)劑(ji)(ji)、防治小麥、蘋果、白(bai)菜(cai)等腐爛及(ji)食(shi)品(pin)防腐劑(ji)(ji)、制(zhi)取金屬鈉(na)及(ji)其他鈉(na)化(hua)(hua)(hua)(hua)合物、鋼鐵(tie)熱處(chu)理介質(zhi)等。在水處(chu)理、公路除雪、制(zhi)冷冷藏等方面，鹽(yan)也(ye)有廣泛的(de)(de)用途