工(gong)(gong)業鹽，是化學(xue)工(gong)(gong)業的(de)最基本原料之一，主要成分(fen)有氯(lv)(lv)化鈉(na)、亞硝酸鈉(na)等(deng)，被(bei)稱為“化學(xue)工(gong)(gong)業之母”。基本化學(xue)工(gong)(gong)業主要產品中的(de)鹽酸、燒(shao)堿、純堿、氯(lv)(lv)化銨(an)、氯(lv)(lv)氣等(deng)主要是用工(gong)(gong)業鹽為原料生產的(de)。

　　基本化(hua)學工(gong)(gong)(gong)業主要(yao)(yao)產品中的(de)鹽酸(suan)、燒堿、純堿、氯化(hua)銨、氯氣等(deng)(deng)主要(yao)(yao)是用(yong)工(gong)(gong)(gong)業鹽為原(yuan)料生(sheng)產的(de)。此外，還用(yong)于肥皂制(zhi)造(zao)(zao)、陶(tao)瓷、玻璃生(sheng)產、日用(yong)化(hua)工(gong)(gong)(gong)、石油鉆(zhan)(zhan)探、鉆(zhan)(zhan)井工(gong)(gong)(gong)作液、完井液、石油化(hua)工(gong)(gong)(gong)脫水液、建筑行業早強劑(ji)(ji)、生(sheng)產涂料的(de)凝固(gu)劑(ji)(ji)、橡膠行業乳膠凝結劑(ji)(ji)、造(zao)(zao)紙(zhi)工(gong)(gong)(gong)業添加劑(ji)(ji)及(ji)廢紙(zhi)張(zhang)脫墨、化(hua)學工(gong)(gong)(gong)業的(de)無機化(hua)工(gong)(gong)(gong)原(yuan)料及(ji)硫(liu)酸(suan)根脫除劑(ji)(ji)，褐藻酸(suan)鈉的(de)凝固(gu)劑(ji)(ji)、防治小(xiao)麥(mai)、蘋果、白菜(cai)等(deng)(deng)腐爛及(ji)食品防腐劑(ji)(ji)、制(zhi)取金屬鈉及(ji)其他(ta)鈉化(hua)合(he)物、鋼鐵熱處理(li)(li)介質等(deng)(deng)。在(zai)水處理(li)(li)、公路(lu)除雪、制(zhi)冷冷藏(zang)等(deng)(deng)方面，鹽也(ye)有廣泛的(de)用(yong)途