工(gong)業(ye)(ye)(ye)鹽，是(shi)化(hua)學(xue)工(gong)業(ye)(ye)(ye)的最(zui)基(ji)本原料(liao)之一，主要成分有氯化(hua)鈉、亞硝(xiao)酸(suan)鈉等，被稱為(wei)(wei)“化(hua)學(xue)工(gong)業(ye)(ye)(ye)之母”。基(ji)本化(hua)學(xue)工(gong)業(ye)(ye)(ye)主要產品中的鹽酸(suan)、燒堿、純堿、氯化(hua)銨、氯氣等主要是(shi)用(yong)工(gong)業(ye)(ye)(ye)鹽為(wei)(wei)原料(liao)生產的。

　　基本化(hua)(hua)學工(gong)(gong)業(ye)(ye)主要產品中的鹽酸(suan)、燒(shao)堿、純堿、氯(lv)化(hua)(hua)銨、氯(lv)氣等(deng)主要是用(yong)工(gong)(gong)業(ye)(ye)鹽為原(yuan)料(liao)生產的。此外，還(huan)用(yong)于肥皂制造、陶瓷、玻璃(li)生產、日用(yong)化(hua)(hua)工(gong)(gong)、石(shi)油(you)鉆探(tan)、鉆井工(gong)(gong)作(zuo)液(ye)(ye)、完井液(ye)(ye)、石(shi)油(you)化(hua)(hua)工(gong)(gong)脫水(shui)液(ye)(ye)、建筑行業(ye)(ye)早強劑(ji)(ji)(ji)、生產涂料(liao)的凝(ning)固劑(ji)(ji)(ji)、橡膠行業(ye)(ye)乳膠凝(ning)結劑(ji)(ji)(ji)、造紙工(gong)(gong)業(ye)(ye)添(tian)加劑(ji)(ji)(ji)及廢紙張脫墨、化(hua)(hua)學工(gong)(gong)業(ye)(ye)的無機化(hua)(hua)工(gong)(gong)原(yuan)料(liao)及硫酸(suan)根脫除劑(ji)(ji)(ji)，褐藻酸(suan)鈉(na)的凝(ning)固劑(ji)(ji)(ji)、防治(zhi)小麥、蘋果、白菜(cai)等(deng)腐(fu)爛及食品防腐(fu)劑(ji)(ji)(ji)、制取金屬鈉(na)及其(qi)他鈉(na)化(hua)(hua)合物、鋼(gang)鐵熱處理介質等(deng)。在(zai)水(shui)處理、公路除雪、制冷(leng)冷(leng)藏(zang)等(deng)方面，鹽也有廣泛的用(yong)途(tu)