工(gong)(gong)業(ye)鹽(yan)，是(shi)化學(xue)工(gong)(gong)業(ye)的最基(ji)(ji)本原(yuan)(yuan)料(liao)之(zhi)(zhi)一(yi)，主(zhu)要成分(fen)有氯(lv)化鈉、亞(ya)硝酸(suan)鈉等，被稱為(wei)(wei)“化學(xue)工(gong)(gong)業(ye)之(zhi)(zhi)母(mu)”。基(ji)(ji)本化學(xue)工(gong)(gong)業(ye)主(zhu)要產(chan)品(pin)中的鹽(yan)酸(suan)、燒堿、純堿、氯(lv)化銨(an)、氯(lv)氣等主(zhu)要是(shi)用工(gong)(gong)業(ye)鹽(yan)為(wei)(wei)原(yuan)(yuan)料(liao)生(sheng)產(chan)的。

　　基本化(hua)學工(gong)(gong)(gong)業(ye)主要(yao)產品(pin)中(zhong)的(de)鹽酸(suan)、燒堿、純堿、氯化(hua)銨、氯氣等(deng)主要(yao)是用工(gong)(gong)(gong)業(ye)鹽為(wei)原料生(sheng)產的(de)。此外，還用于肥皂制造、陶瓷(ci)、玻璃(li)生(sheng)產、日(ri)用化(hua)工(gong)(gong)(gong)、石(shi)油鉆(zhan)探(tan)、鉆(zhan)井工(gong)(gong)(gong)作液(ye)、完井液(ye)、石(shi)油化(hua)工(gong)(gong)(gong)脫水(shui)液(ye)、建(jian)筑行(xing)業(ye)早強劑(ji)(ji)、生(sheng)產涂(tu)料的(de)凝(ning)(ning)固劑(ji)(ji)、橡膠(jiao)行(xing)業(ye)乳膠(jiao)凝(ning)(ning)結劑(ji)(ji)、造紙工(gong)(gong)(gong)業(ye)添(tian)加劑(ji)(ji)及廢紙張(zhang)脫墨(mo)、化(hua)學工(gong)(gong)(gong)業(ye)的(de)無(wu)機化(hua)工(gong)(gong)(gong)原料及硫酸(suan)根脫除劑(ji)(ji)，褐藻酸(suan)鈉的(de)凝(ning)(ning)固劑(ji)(ji)、防治小(xiao)麥、蘋果、白(bai)菜等(deng)腐爛(lan)及食(shi)品(pin)防腐劑(ji)(ji)、制取金屬鈉及其他(ta)鈉化(hua)合物、鋼鐵熱處理介質等(deng)。在水(shui)處理、公(gong)路除雪、制冷(leng)冷(leng)藏等(deng)方面，鹽也有廣泛(fan)的(de)用途