工業(ye)(ye)(ye)(ye)鹽(yan)，是(shi)化(hua)(hua)學工業(ye)(ye)(ye)(ye)的最基本原料之(zhi)一，主要成(cheng)分有(you)氯(lv)(lv)化(hua)(hua)鈉、亞硝酸鈉等，被(bei)稱為(wei)“化(hua)(hua)學工業(ye)(ye)(ye)(ye)之(zhi)母”。基本化(hua)(hua)學工業(ye)(ye)(ye)(ye)主要產品中的鹽(yan)酸、燒堿、純堿、氯(lv)(lv)化(hua)(hua)銨、氯(lv)(lv)氣等主要是(shi)用(yong)工業(ye)(ye)(ye)(ye)鹽(yan)為(wei)原料生產的。

　　基本化學工(gong)(gong)(gong)業(ye)主要產品(pin)中的(de)(de)鹽酸(suan)、燒堿、純堿、氯化銨(an)、氯氣等主要是用(yong)(yong)工(gong)(gong)(gong)業(ye)鹽為原料生(sheng)產的(de)(de)。此外，還用(yong)(yong)于肥(fei)皂(zao)制(zhi)造、陶瓷、玻璃(li)生(sheng)產、日用(yong)(yong)化工(gong)(gong)(gong)、石油鉆探、鉆井工(gong)(gong)(gong)作液、完井液、石油化工(gong)(gong)(gong)脫(tuo)水(shui)液、建筑行(xing)業(ye)早強(qiang)劑(ji)、生(sheng)產涂料的(de)(de)凝固劑(ji)、橡膠行(xing)業(ye)乳膠凝結(jie)劑(ji)、造紙工(gong)(gong)(gong)業(ye)添加劑(ji)及廢紙張(zhang)脫(tuo)墨(mo)、化學工(gong)(gong)(gong)業(ye)的(de)(de)無機化工(gong)(gong)(gong)原料及硫酸(suan)根脫(tuo)除(chu)劑(ji)，褐藻酸(suan)鈉的(de)(de)凝固劑(ji)、防(fang)(fang)治小麥、蘋果、白菜(cai)等腐爛及食品(pin)防(fang)(fang)腐劑(ji)、制(zhi)取金屬鈉及其(qi)他鈉化合物、鋼鐵熱處(chu)理(li)介質等。在(zai)水(shui)處(chu)理(li)、公(gong)路除(chu)雪、制(zhi)冷冷藏等方面，鹽也有廣(guang)泛的(de)(de)用(yong)(yong)途