工(gong)(gong)業(ye)(ye)鹽(yan)，是化(hua)(hua)(hua)學工(gong)(gong)業(ye)(ye)的(de)最基(ji)本原料之一，主要成分有氯化(hua)(hua)(hua)鈉、亞硝(xiao)酸鈉等(deng)，被稱為“化(hua)(hua)(hua)學工(gong)(gong)業(ye)(ye)之母”。基(ji)本化(hua)(hua)(hua)學工(gong)(gong)業(ye)(ye)主要產(chan)品中的(de)鹽(yan)酸、燒堿、純堿、氯化(hua)(hua)(hua)銨、氯氣(qi)等(deng)主要是用工(gong)(gong)業(ye)(ye)鹽(yan)為原料生(sheng)產(chan)的(de)。

　　基本化(hua)(hua)學工(gong)(gong)(gong)(gong)業(ye)(ye)主要(yao)產品(pin)中的(de)(de)鹽(yan)酸(suan)、燒堿、純堿、氯(lv)(lv)化(hua)(hua)銨、氯(lv)(lv)氣等(deng)主要(yao)是用(yong)工(gong)(gong)(gong)(gong)業(ye)(ye)鹽(yan)為原料(liao)生產的(de)(de)。此外，還用(yong)于(yu)肥皂制造、陶瓷、玻璃生產、日(ri)用(yong)化(hua)(hua)工(gong)(gong)(gong)(gong)、石油鉆探、鉆井工(gong)(gong)(gong)(gong)作液、完井液、石油化(hua)(hua)工(gong)(gong)(gong)(gong)脫水液、建筑(zhu)行(xing)業(ye)(ye)早強劑(ji)(ji)(ji)、生產涂料(liao)的(de)(de)凝(ning)固劑(ji)(ji)(ji)、橡膠(jiao)行(xing)業(ye)(ye)乳膠(jiao)凝(ning)結(jie)劑(ji)(ji)(ji)、造紙工(gong)(gong)(gong)(gong)業(ye)(ye)添加劑(ji)(ji)(ji)及廢(fei)紙張脫墨、化(hua)(hua)學工(gong)(gong)(gong)(gong)業(ye)(ye)的(de)(de)無機化(hua)(hua)工(gong)(gong)(gong)(gong)原料(liao)及硫酸(suan)根脫除劑(ji)(ji)(ji)，褐藻酸(suan)鈉的(de)(de)凝(ning)固劑(ji)(ji)(ji)、防治小麥、蘋果、白菜等(deng)腐(fu)爛及食品(pin)防腐(fu)劑(ji)(ji)(ji)、制取金(jin)屬鈉及其(qi)他鈉化(hua)(hua)合物、鋼(gang)鐵熱處理介質等(deng)。在(zai)水處理、公路除雪、制冷(leng)冷(leng)藏等(deng)方面，鹽(yan)也有廣泛的(de)(de)用(yong)途