工(gong)(gong)業鹽，是化學(xue)工(gong)(gong)業的(de)最基(ji)本原料之(zhi)一，主要成分有氯(lv)(lv)化鈉、亞(ya)硝(xiao)酸(suan)鈉等，被稱為(wei)“化學(xue)工(gong)(gong)業之(zhi)母”。基(ji)本化學(xue)工(gong)(gong)業主要產(chan)品中的(de)鹽酸(suan)、燒(shao)堿、純堿、氯(lv)(lv)化銨、氯(lv)(lv)氣等主要是用(yong)工(gong)(gong)業鹽為(wei)原料生(sheng)產(chan)的(de)。

　　基本化(hua)(hua)學工(gong)(gong)業(ye)(ye)主要產(chan)(chan)品中的鹽(yan)酸(suan)、燒堿、純堿、氯(lv)化(hua)(hua)銨、氯(lv)氣等(deng)主要是用(yong)工(gong)(gong)業(ye)(ye)鹽(yan)為原料生(sheng)產(chan)(chan)的。此外，還用(yong)于(yu)肥皂制造、陶瓷、玻璃生(sheng)產(chan)(chan)、日用(yong)化(hua)(hua)工(gong)(gong)、石油(you)鉆探、鉆井(jing)工(gong)(gong)作液(ye)、完井(jing)液(ye)、石油(you)化(hua)(hua)工(gong)(gong)脫水(shui)液(ye)、建筑行業(ye)(ye)早強劑(ji)、生(sheng)產(chan)(chan)涂(tu)料的凝(ning)固(gu)劑(ji)、橡膠(jiao)行業(ye)(ye)乳膠(jiao)凝(ning)結劑(ji)、造紙(zhi)工(gong)(gong)業(ye)(ye)添加(jia)劑(ji)及(ji)(ji)廢(fei)紙(zhi)張脫墨、化(hua)(hua)學工(gong)(gong)業(ye)(ye)的無機化(hua)(hua)工(gong)(gong)原料及(ji)(ji)硫酸(suan)根(gen)脫除(chu)劑(ji)，褐藻酸(suan)鈉的凝(ning)固(gu)劑(ji)、防治小麥、蘋果、白(bai)菜等(deng)腐爛及(ji)(ji)食品防腐劑(ji)、制取金屬(shu)鈉及(ji)(ji)其他鈉化(hua)(hua)合(he)物、鋼鐵熱處理介質等(deng)。在水(shui)處理、公路除(chu)雪、制冷冷藏等(deng)方面，鹽(yan)也有廣泛的用(yong)途