工(gong)(gong)業鹽(yan)，是化(hua)學工(gong)(gong)業的(de)最(zui)基(ji)本原料之一，主(zhu)要成分有氯(lv)化(hua)鈉、亞(ya)硝酸鈉等，被稱為“化(hua)學工(gong)(gong)業之母”。基(ji)本化(hua)學工(gong)(gong)業主(zhu)要產品中的(de)鹽(yan)酸、燒(shao)堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等主(zhu)要是用工(gong)(gong)業鹽(yan)為原料生產的(de)。

　　基本化(hua)學(xue)工(gong)(gong)(gong)業(ye)(ye)主要產品(pin)(pin)中的(de)(de)鹽(yan)酸(suan)、燒(shao)堿、純堿、氯(lv)化(hua)銨、氯(lv)氣(qi)等主要是用(yong)(yong)工(gong)(gong)(gong)業(ye)(ye)鹽(yan)為原(yuan)料生產的(de)(de)。此外，還用(yong)(yong)于肥皂制造、陶瓷、玻璃生產、日用(yong)(yong)化(hua)工(gong)(gong)(gong)、石(shi)油鉆探、鉆井工(gong)(gong)(gong)作液(ye)、完井液(ye)、石(shi)油化(hua)工(gong)(gong)(gong)脫(tuo)水(shui)液(ye)、建(jian)筑(zhu)行業(ye)(ye)早強劑、生產涂(tu)料的(de)(de)凝固(gu)劑、橡(xiang)膠(jiao)行業(ye)(ye)乳膠(jiao)凝結劑、造紙工(gong)(gong)(gong)業(ye)(ye)添(tian)加劑及廢(fei)紙張脫(tuo)墨(mo)、化(hua)學(xue)工(gong)(gong)(gong)業(ye)(ye)的(de)(de)無機(ji)化(hua)工(gong)(gong)(gong)原(yuan)料及硫酸(suan)根脫(tuo)除(chu)劑，褐藻酸(suan)鈉的(de)(de)凝固(gu)劑、防治小麥、蘋果、白(bai)菜等腐爛及食(shi)品(pin)(pin)防腐劑、制取金屬鈉及其他鈉化(hua)合物、鋼鐵熱處理介質等。在水(shui)處理、公路(lu)除(chu)雪(xue)、制冷(leng)冷(leng)藏等方面，鹽(yan)也(ye)有廣(guang)泛的(de)(de)用(yong)(yong)途(tu)