工(gong)業(ye)(ye)鹽(yan)，是化(hua)學(xue)工(gong)業(ye)(ye)的最基(ji)本(ben)原(yuan)料(liao)之一(yi)，主(zhu)(zhu)要(yao)成(cheng)分有氯(lv)化(hua)鈉、亞硝酸鈉等，被稱(cheng)為(wei)“化(hua)學(xue)工(gong)業(ye)(ye)之母”。基(ji)本(ben)化(hua)學(xue)工(gong)業(ye)(ye)主(zhu)(zhu)要(yao)產品中(zhong)的鹽(yan)酸、燒堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等主(zhu)(zhu)要(yao)是用工(gong)業(ye)(ye)鹽(yan)為(wei)原(yuan)料(liao)生產的。

　　基(ji)本化(hua)學工(gong)(gong)(gong)業(ye)(ye)(ye)主(zhu)(zhu)要產(chan)品中的(de)(de)鹽酸、燒堿、純堿、氯化(hua)銨、氯氣等(deng)主(zhu)(zhu)要是用工(gong)(gong)(gong)業(ye)(ye)(ye)鹽為原料生(sheng)產(chan)的(de)(de)。此外(wai)，還用于肥皂制(zhi)造(zao)、陶瓷、玻璃生(sheng)產(chan)、日用化(hua)工(gong)(gong)(gong)、石油(you)鉆(zhan)探、鉆(zhan)井工(gong)(gong)(gong)作液(ye)、完井液(ye)、石油(you)化(hua)工(gong)(gong)(gong)脫(tuo)水液(ye)、建筑行業(ye)(ye)(ye)早(zao)強(qiang)劑(ji)、生(sheng)產(chan)涂料的(de)(de)凝(ning)(ning)固劑(ji)、橡(xiang)膠行業(ye)(ye)(ye)乳膠凝(ning)(ning)結劑(ji)、造(zao)紙工(gong)(gong)(gong)業(ye)(ye)(ye)添加劑(ji)及(ji)廢紙張脫(tuo)墨、化(hua)學工(gong)(gong)(gong)業(ye)(ye)(ye)的(de)(de)無機化(hua)工(gong)(gong)(gong)原料及(ji)硫酸根脫(tuo)除劑(ji)，褐藻酸鈉的(de)(de)凝(ning)(ning)固劑(ji)、防治(zhi)小麥、蘋果、白菜等(deng)腐爛及(ji)食品防腐劑(ji)、制(zhi)取金屬鈉及(ji)其他鈉化(hua)合物、鋼鐵熱處理(li)介質等(deng)。在水處理(li)、公路除雪、制(zhi)冷冷藏等(deng)方面，鹽也有廣泛(fan)的(de)(de)用途