工業鹽，是(shi)化(hua)(hua)學工業的最基(ji)本原(yuan)料之一，主要(yao)(yao)(yao)成分有氯化(hua)(hua)鈉、亞硝酸鈉等，被稱為“化(hua)(hua)學工業之母”。基(ji)本化(hua)(hua)學工業主要(yao)(yao)(yao)產品(pin)中(zhong)的鹽酸、燒堿、純堿、氯化(hua)(hua)銨、氯氣等主要(yao)(yao)(yao)是(shi)用工業鹽為原(yuan)料生產的。

　　基本(ben)化(hua)學工(gong)(gong)(gong)業(ye)主(zhu)要產(chan)品中(zhong)的(de)鹽酸(suan)、燒(shao)堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等(deng)主(zhu)要是用工(gong)(gong)(gong)業(ye)鹽為原(yuan)料生(sheng)產(chan)的(de)。此外(wai)，還用于肥皂制(zhi)造(zao)、陶瓷、玻璃生(sheng)產(chan)、日用化(hua)工(gong)(gong)(gong)、石油鉆探、鉆井(jing)工(gong)(gong)(gong)作(zuo)液(ye)(ye)、完(wan)井(jing)液(ye)(ye)、石油化(hua)工(gong)(gong)(gong)脫(tuo)水液(ye)(ye)、建(jian)筑行業(ye)早強劑(ji)(ji)、生(sheng)產(chan)涂料的(de)凝(ning)固劑(ji)(ji)、橡膠行業(ye)乳(ru)膠凝(ning)結劑(ji)(ji)、造(zao)紙(zhi)工(gong)(gong)(gong)業(ye)添加劑(ji)(ji)及廢紙(zhi)張脫(tuo)墨、化(hua)學工(gong)(gong)(gong)業(ye)的(de)無機化(hua)工(gong)(gong)(gong)原(yuan)料及硫(liu)酸(suan)根(gen)脫(tuo)除劑(ji)(ji)，褐藻酸(suan)鈉的(de)凝(ning)固劑(ji)(ji)、防(fang)(fang)治小麥、蘋果、白菜等(deng)腐爛及食品防(fang)(fang)腐劑(ji)(ji)、制(zhi)取金屬鈉及其他鈉化(hua)合物、鋼鐵熱處(chu)理介質等(deng)。在(zai)水處(chu)理、公路除雪、制(zhi)冷冷藏等(deng)方面，鹽也有廣泛的(de)用途