工(gong)業鹽(yan)，是化學工(gong)業的最基本原料之一，主(zhu)要成分有氯化鈉(na)、亞硝酸鈉(na)等(deng)，被稱(cheng)為(wei)“化學工(gong)業之母(mu)”。基本化學工(gong)業主(zhu)要產(chan)品中(zhong)的鹽(yan)酸、燒堿、純堿、氯化銨、氯氣(qi)等(deng)主(zhu)要是用(yong)工(gong)業鹽(yan)為(wei)原料生產(chan)的。

　　基本化(hua)學工(gong)(gong)業主(zhu)要(yao)產品(pin)中的(de)鹽酸、燒(shao)堿(jian)(jian)、純堿(jian)(jian)、氯(lv)化(hua)銨、氯(lv)氣等(deng)(deng)主(zhu)要(yao)是用(yong)(yong)工(gong)(gong)業鹽為原料生(sheng)(sheng)產的(de)。此外，還用(yong)(yong)于(yu)肥皂制(zhi)造、陶瓷、玻(bo)璃生(sheng)(sheng)產、日用(yong)(yong)化(hua)工(gong)(gong)、石(shi)油(you)鉆(zhan)探、鉆(zhan)井工(gong)(gong)作(zuo)液、完井液、石(shi)油(you)化(hua)工(gong)(gong)脫水(shui)液、建筑行業早強劑(ji)、生(sheng)(sheng)產涂料的(de)凝固劑(ji)、橡膠(jiao)行業乳(ru)膠(jiao)凝結劑(ji)、造紙(zhi)工(gong)(gong)業添加劑(ji)及(ji)(ji)廢紙(zhi)張脫墨、化(hua)學工(gong)(gong)業的(de)無機化(hua)工(gong)(gong)原料及(ji)(ji)硫酸根(gen)脫除劑(ji)，褐(he)藻酸鈉(na)(na)的(de)凝固劑(ji)、防治小(xiao)麥、蘋果、白菜等(deng)(deng)腐爛(lan)及(ji)(ji)食品(pin)防腐劑(ji)、制(zhi)取(qu)金屬(shu)鈉(na)(na)及(ji)(ji)其他鈉(na)(na)化(hua)合物、鋼鐵熱處理介質等(deng)(deng)。在(zai)水(shui)處理、公路除雪、制(zhi)冷冷藏等(deng)(deng)方面，鹽也(ye)有廣泛的(de)用(yong)(yong)途