工(gong)業(ye)鹽(yan)，是化(hua)學(xue)(xue)工(gong)業(ye)的最基本(ben)原料之(zhi)(zhi)一，主要成分有氯(lv)(lv)化(hua)鈉(na)、亞硝酸(suan)鈉(na)等(deng)，被稱(cheng)為(wei)“化(hua)學(xue)(xue)工(gong)業(ye)之(zhi)(zhi)母(mu)”。基本(ben)化(hua)學(xue)(xue)工(gong)業(ye)主要產品(pin)中的鹽(yan)酸(suan)、燒堿(jian)、純堿(jian)、氯(lv)(lv)化(hua)銨、氯(lv)(lv)氣等(deng)主要是用工(gong)業(ye)鹽(yan)為(wei)原料生產的。

　　基本化(hua)學工(gong)(gong)(gong)(gong)(gong)業(ye)主要產品中的(de)(de)(de)鹽(yan)酸、燒(shao)堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等主要是用(yong)工(gong)(gong)(gong)(gong)(gong)業(ye)鹽(yan)為(wei)原料生(sheng)產的(de)(de)(de)。此外(wai)，還用(yong)于肥(fei)皂制(zhi)造、陶(tao)瓷(ci)、玻璃生(sheng)產、日用(yong)化(hua)工(gong)(gong)(gong)(gong)(gong)、石油鉆探、鉆井工(gong)(gong)(gong)(gong)(gong)作液(ye)、完井液(ye)、石油化(hua)工(gong)(gong)(gong)(gong)(gong)脫(tuo)(tuo)水液(ye)、建筑行(xing)業(ye)早強劑(ji)(ji)、生(sheng)產涂料的(de)(de)(de)凝(ning)固劑(ji)(ji)、橡(xiang)膠行(xing)業(ye)乳(ru)膠凝(ning)結劑(ji)(ji)、造紙(zhi)(zhi)工(gong)(gong)(gong)(gong)(gong)業(ye)添加劑(ji)(ji)及(ji)(ji)廢紙(zhi)(zhi)張脫(tuo)(tuo)墨、化(hua)學工(gong)(gong)(gong)(gong)(gong)業(ye)的(de)(de)(de)無機化(hua)工(gong)(gong)(gong)(gong)(gong)原料及(ji)(ji)硫酸根脫(tuo)(tuo)除(chu)劑(ji)(ji)，褐藻(zao)酸鈉的(de)(de)(de)凝(ning)固劑(ji)(ji)、防(fang)(fang)治小麥、蘋(pin)果(guo)、白菜等腐爛及(ji)(ji)食品防(fang)(fang)腐劑(ji)(ji)、制(zhi)取金屬(shu)鈉及(ji)(ji)其他鈉化(hua)合物、鋼鐵熱處理介質等。在水處理、公路除(chu)雪(xue)、制(zhi)冷冷藏等方面，鹽(yan)也有廣泛的(de)(de)(de)用(yong)途