工業(ye)鹽，是(shi)化學工業(ye)的最(zui)基本原(yuan)料之(zhi)一，主(zhu)(zhu)要(yao)(yao)(yao)成分有氯化鈉、亞硝酸鈉等，被稱為(wei)“化學工業(ye)之(zhi)母”。基本化學工業(ye)主(zhu)(zhu)要(yao)(yao)(yao)產品中的鹽酸、燒堿、純堿、氯化銨、氯氣(qi)等主(zhu)(zhu)要(yao)(yao)(yao)是(shi)用工業(ye)鹽為(wei)原(yuan)料生產的。

　　基本(ben)化(hua)學(xue)工(gong)(gong)業(ye)(ye)主要(yao)產品中的鹽(yan)(yan)酸(suan)、燒(shao)堿、純堿、氯(lv)化(hua)銨、氯(lv)氣(qi)等(deng)主要(yao)是用(yong)工(gong)(gong)業(ye)(ye)鹽(yan)(yan)為原料(liao)(liao)生(sheng)(sheng)(sheng)產的。此(ci)外，還用(yong)于肥(fei)皂(zao)制造、陶瓷、玻璃(li)生(sheng)(sheng)(sheng)產、日用(yong)化(hua)工(gong)(gong)、石油鉆探、鉆井(jing)工(gong)(gong)作液、完(wan)井(jing)液、石油化(hua)工(gong)(gong)脫水液、建筑行(xing)業(ye)(ye)早強劑(ji)(ji)、生(sheng)(sheng)(sheng)產涂料(liao)(liao)的凝(ning)(ning)固劑(ji)(ji)、橡膠(jiao)行(xing)業(ye)(ye)乳膠(jiao)凝(ning)(ning)結劑(ji)(ji)、造紙工(gong)(gong)業(ye)(ye)添(tian)加劑(ji)(ji)及廢紙張(zhang)脫墨、化(hua)學(xue)工(gong)(gong)業(ye)(ye)的無機化(hua)工(gong)(gong)原料(liao)(liao)及硫酸(suan)根脫除(chu)劑(ji)(ji)，褐藻酸(suan)鈉(na)的凝(ning)(ning)固劑(ji)(ji)、防(fang)治小麥、蘋果、白菜等(deng)腐爛及食品防(fang)腐劑(ji)(ji)、制取(qu)金屬鈉(na)及其他鈉(na)化(hua)合物、鋼鐵熱處(chu)理(li)介(jie)質等(deng)。在水處(chu)理(li)、公路除(chu)雪(xue)、制冷(leng)冷(leng)藏(zang)等(deng)方面，鹽(yan)(yan)也有廣(guang)泛的用(yong)途