工(gong)業鹽，是化學(xue)工(gong)業的最基(ji)本原料之一，主(zhu)(zhu)要成分有氯(lv)化鈉、亞(ya)硝酸(suan)(suan)鈉等(deng)，被稱(cheng)為“化學(xue)工(gong)業之母”。基(ji)本化學(xue)工(gong)業主(zhu)(zhu)要產品(pin)中的鹽酸(suan)(suan)、燒堿、純堿、氯(lv)化銨(an)、氯(lv)氣等(deng)主(zhu)(zhu)要是用工(gong)業鹽為原料生產的。

　　基本化(hua)(hua)(hua)學(xue)(xue)工(gong)(gong)(gong)業(ye)主要產品中的(de)(de)鹽酸、燒堿(jian)、純堿(jian)、氯化(hua)(hua)(hua)銨、氯氣等主要是用工(gong)(gong)(gong)業(ye)鹽為原料生產的(de)(de)。此外，還用于(yu)肥皂制造、陶瓷(ci)、玻璃生產、日(ri)用化(hua)(hua)(hua)工(gong)(gong)(gong)、石(shi)油鉆探、鉆井(jing)工(gong)(gong)(gong)作液(ye)、完(wan)井(jing)液(ye)、石(shi)油化(hua)(hua)(hua)工(gong)(gong)(gong)脫(tuo)(tuo)水液(ye)、建筑(zhu)行業(ye)早強劑(ji)、生產涂料的(de)(de)凝(ning)固劑(ji)、橡膠(jiao)行業(ye)乳膠(jiao)凝(ning)結(jie)劑(ji)、造紙工(gong)(gong)(gong)業(ye)添加劑(ji)及廢紙張(zhang)脫(tuo)(tuo)墨(mo)、化(hua)(hua)(hua)學(xue)(xue)工(gong)(gong)(gong)業(ye)的(de)(de)無機化(hua)(hua)(hua)工(gong)(gong)(gong)原料及硫酸根脫(tuo)(tuo)除(chu)劑(ji)，褐藻酸鈉(na)的(de)(de)凝(ning)固劑(ji)、防治(zhi)小(xiao)麥(mai)、蘋(pin)果、白菜(cai)等腐爛(lan)及食品防腐劑(ji)、制取(qu)金屬鈉(na)及其他鈉(na)化(hua)(hua)(hua)合物(wu)、鋼鐵(tie)熱處理介質等。在(zai)水處理、公路除(chu)雪、制冷冷藏等方面，鹽也(ye)有廣泛(fan)的(de)(de)用途(tu)