工(gong)業(ye)鹽，是化(hua)學工(gong)業(ye)的最(zui)基(ji)本(ben)原料(liao)之(zhi)一，主(zhu)要成分有氯(lv)(lv)化(hua)鈉(na)、亞硝酸鈉(na)等，被(bei)稱為“化(hua)學工(gong)業(ye)之(zhi)母”。基(ji)本(ben)化(hua)學工(gong)業(ye)主(zhu)要產品中的鹽酸、燒堿、純堿、氯(lv)(lv)化(hua)銨、氯(lv)(lv)氣等主(zhu)要是用工(gong)業(ye)鹽為原料(liao)生產的。

　　基(ji)本化(hua)(hua)學(xue)工(gong)(gong)業主要(yao)(yao)產品(pin)(pin)中的(de)鹽酸、燒堿(jian)、純堿(jian)、氯(lv)化(hua)(hua)銨(an)、氯(lv)氣等(deng)(deng)主要(yao)(yao)是用工(gong)(gong)業鹽為原料(liao)生(sheng)產的(de)。此外，還用于肥(fei)皂制造(zao)、陶(tao)瓷、玻璃生(sheng)產、日(ri)用化(hua)(hua)工(gong)(gong)、石(shi)(shi)油鉆(zhan)探、鉆(zhan)井(jing)工(gong)(gong)作(zuo)液、完(wan)井(jing)液、石(shi)(shi)油化(hua)(hua)工(gong)(gong)脫(tuo)水(shui)液、建筑行業早強劑(ji)、生(sheng)產涂料(liao)的(de)凝固劑(ji)、橡膠行業乳膠凝結劑(ji)、造(zao)紙工(gong)(gong)業添(tian)加劑(ji)及廢紙張(zhang)脫(tuo)墨、化(hua)(hua)學(xue)工(gong)(gong)業的(de)無機化(hua)(hua)工(gong)(gong)原料(liao)及硫酸根脫(tuo)除劑(ji)，褐(he)藻酸鈉的(de)凝固劑(ji)、防(fang)治小麥、蘋果、白(bai)菜等(deng)(deng)腐(fu)爛及食品(pin)(pin)防(fang)腐(fu)劑(ji)、制取金屬鈉及其(qi)他鈉化(hua)(hua)合物、鋼鐵熱處理(li)(li)介(jie)質等(deng)(deng)。在水(shui)處理(li)(li)、公(gong)路除雪、制冷冷藏等(deng)(deng)方面，鹽也有廣泛(fan)的(de)用途