工(gong)(gong)業(ye)(ye)鹽，是(shi)化(hua)學(xue)(xue)工(gong)(gong)業(ye)(ye)的(de)最基本原料之一，主(zhu)(zhu)要成分有氯(lv)化(hua)鈉、亞硝酸鈉等(deng)(deng)，被稱為“化(hua)學(xue)(xue)工(gong)(gong)業(ye)(ye)之母”。基本化(hua)學(xue)(xue)工(gong)(gong)業(ye)(ye)主(zhu)(zhu)要產(chan)(chan)品(pin)中的(de)鹽酸、燒堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等(deng)(deng)主(zhu)(zhu)要是(shi)用工(gong)(gong)業(ye)(ye)鹽為原料生產(chan)(chan)的(de)。

　　基本化(hua)學工(gong)(gong)(gong)業(ye)主要(yao)產(chan)品(pin)中的鹽酸、燒堿、純堿、氯化(hua)銨、氯氣等主要(yao)是用工(gong)(gong)(gong)業(ye)鹽為原料(liao)生(sheng)產(chan)的。此外，還用于肥皂(zao)制造、陶瓷、玻璃(li)生(sheng)產(chan)、日用化(hua)工(gong)(gong)(gong)、石油(you)鉆探、鉆井(jing)工(gong)(gong)(gong)作液(ye)、完井(jing)液(ye)、石油(you)化(hua)工(gong)(gong)(gong)脫水液(ye)、建筑行業(ye)早強劑(ji)(ji)、生(sheng)產(chan)涂(tu)料(liao)的凝固劑(ji)(ji)、橡膠(jiao)行業(ye)乳膠(jiao)凝結劑(ji)(ji)、造紙工(gong)(gong)(gong)業(ye)添加劑(ji)(ji)及(ji)廢紙張(zhang)脫墨、化(hua)學工(gong)(gong)(gong)業(ye)的無機化(hua)工(gong)(gong)(gong)原料(liao)及(ji)硫酸根脫除(chu)劑(ji)(ji)，褐藻(zao)酸鈉的凝固劑(ji)(ji)、防(fang)治小麥、蘋果、白菜等腐爛及(ji)食品(pin)防(fang)腐劑(ji)(ji)、制取金屬鈉及(ji)其他鈉化(hua)合物、鋼鐵(tie)熱(re)處(chu)(chu)理(li)介質等。在(zai)水處(chu)(chu)理(li)、公(gong)路除(chu)雪、制冷(leng)冷(leng)藏等方(fang)面，鹽也有廣泛的用途