工(gong)業鹽(yan)，是(shi)化學工(gong)業的(de)最基本(ben)原料之一，主(zhu)要成分有氯化鈉(na)、亞(ya)硝酸鈉(na)等(deng)，被稱為(wei)“化學工(gong)業之母”。基本(ben)化學工(gong)業主(zhu)要產品(pin)中的(de)鹽(yan)酸、燒堿(jian)、純堿(jian)、氯化銨、氯氣等(deng)主(zhu)要是(shi)用工(gong)業鹽(yan)為(wei)原料生產的(de)。

　　基本化(hua)學工(gong)(gong)(gong)(gong)(gong)業主要產(chan)品(pin)中的(de)鹽(yan)酸(suan)、燒堿(jian)、純(chun)堿(jian)、氯化(hua)銨、氯氣等(deng)主要是用工(gong)(gong)(gong)(gong)(gong)業鹽(yan)為原(yuan)料生(sheng)產(chan)的(de)。此(ci)外(wai)，還用于肥(fei)皂(zao)制(zhi)造、陶瓷、玻璃生(sheng)產(chan)、日用化(hua)工(gong)(gong)(gong)(gong)(gong)、石(shi)(shi)油鉆(zhan)探、鉆(zhan)井工(gong)(gong)(gong)(gong)(gong)作液、完井液、石(shi)(shi)油化(hua)工(gong)(gong)(gong)(gong)(gong)脫水(shui)(shui)液、建筑(zhu)行業早強劑(ji)(ji)、生(sheng)產(chan)涂料的(de)凝固劑(ji)(ji)、橡膠行業乳(ru)膠凝結(jie)劑(ji)(ji)、造紙(zhi)工(gong)(gong)(gong)(gong)(gong)業添加劑(ji)(ji)及(ji)廢紙(zhi)張脫墨、化(hua)學工(gong)(gong)(gong)(gong)(gong)業的(de)無機化(hua)工(gong)(gong)(gong)(gong)(gong)原(yuan)料及(ji)硫(liu)酸(suan)根脫除劑(ji)(ji)，褐藻酸(suan)鈉(na)的(de)凝固劑(ji)(ji)、防治小麥(mai)、蘋(pin)果(guo)、白(bai)菜(cai)等(deng)腐爛及(ji)食品(pin)防腐劑(ji)(ji)、制(zhi)取金屬鈉(na)及(ji)其他鈉(na)化(hua)合物、鋼鐵熱處理(li)介質等(deng)。在(zai)水(shui)(shui)處理(li)、公(gong)路(lu)除雪、制(zhi)冷冷藏(zang)等(deng)方面，鹽(yan)也(ye)有廣泛(fan)的(de)用途