工(gong)(gong)(gong)業鹽，是化學工(gong)(gong)(gong)業的最(zui)基本(ben)原料之一，主要(yao)成分有氯化鈉、亞硝(xiao)酸鈉等，被稱為(wei)“化學工(gong)(gong)(gong)業之母”。基本(ben)化學工(gong)(gong)(gong)業主要(yao)產品中的鹽酸、燒堿、純堿、氯化銨、氯氣等主要(yao)是用工(gong)(gong)(gong)業鹽為(wei)原料生產的。

　　基本化(hua)學工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)主要產品中的(de)(de)鹽酸(suan)、燒堿(jian)、純堿(jian)、氯(lv)化(hua)銨、氯(lv)氣等(deng)(deng)(deng)主要是用(yong)(yong)工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)鹽為原(yuan)料生產的(de)(de)。此外，還用(yong)(yong)于肥皂制造、陶瓷、玻璃生產、日用(yong)(yong)化(hua)工(gong)(gong)(gong)(gong)、石油(you)鉆探、鉆井工(gong)(gong)(gong)(gong)作液、完井液、石油(you)化(hua)工(gong)(gong)(gong)(gong)脫水液、建筑行業(ye)(ye)(ye)早強劑、生產涂(tu)料的(de)(de)凝(ning)固劑、橡膠行業(ye)(ye)(ye)乳(ru)膠凝(ning)結(jie)劑、造紙(zhi)工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)添加劑及(ji)廢紙(zhi)張脫墨、化(hua)學工(gong)(gong)(gong)(gong)業(ye)(ye)(ye)的(de)(de)無機化(hua)工(gong)(gong)(gong)(gong)原(yuan)料及(ji)硫酸(suan)根(gen)脫除(chu)劑，褐藻酸(suan)鈉的(de)(de)凝(ning)固劑、防治小麥(mai)、蘋(pin)果、白菜等(deng)(deng)(deng)腐爛及(ji)食品防腐劑、制取金(jin)屬(shu)鈉及(ji)其他鈉化(hua)合物、鋼鐵熱處(chu)理(li)(li)介質(zhi)等(deng)(deng)(deng)。在水處(chu)理(li)(li)、公(gong)路除(chu)雪、制冷冷藏等(deng)(deng)(deng)方(fang)面，鹽也有廣泛的(de)(de)用(yong)(yong)途