工(gong)(gong)業(ye)鹽，是化(hua)學(xue)(xue)工(gong)(gong)業(ye)的最(zui)基本(ben)原料(liao)之(zhi)一(yi)，主要(yao)成分有氯(lv)化(hua)鈉(na)、亞硝酸(suan)鈉(na)等，被稱為“化(hua)學(xue)(xue)工(gong)(gong)業(ye)之(zhi)母”。基本(ben)化(hua)學(xue)(xue)工(gong)(gong)業(ye)主要(yao)產品中(zhong)的鹽酸(suan)、燒(shao)堿、純堿、氯(lv)化(hua)銨、氯(lv)氣等主要(yao)是用(yong)工(gong)(gong)業(ye)鹽為原料(liao)生(sheng)產的。

　　基(ji)本化(hua)學(xue)工(gong)(gong)業主(zhu)要產(chan)(chan)品中(zhong)的(de)(de)鹽酸(suan)、燒堿、純堿、氯化(hua)銨(an)、氯氣等主(zhu)要是用(yong)工(gong)(gong)業鹽為(wei)原料(liao)生產(chan)(chan)的(de)(de)。此(ci)外，還用(yong)于肥皂制(zhi)造(zao)、陶瓷、玻璃(li)生產(chan)(chan)、日用(yong)化(hua)工(gong)(gong)、石油鉆探(tan)、鉆井工(gong)(gong)作液(ye)、完井液(ye)、石油化(hua)工(gong)(gong)脫(tuo)水液(ye)、建筑行(xing)業早強(qiang)劑、生產(chan)(chan)涂料(liao)的(de)(de)凝固劑、橡膠行(xing)業乳膠凝結(jie)劑、造(zao)紙工(gong)(gong)業添加劑及(ji)廢(fei)紙張(zhang)脫(tuo)墨、化(hua)學(xue)工(gong)(gong)業的(de)(de)無機化(hua)工(gong)(gong)原料(liao)及(ji)硫酸(suan)根脫(tuo)除劑，褐藻酸(suan)鈉(na)的(de)(de)凝固劑、防治小麥、蘋(pin)果、白菜等腐爛(lan)及(ji)食品防腐劑、制(zhi)取金屬鈉(na)及(ji)其他鈉(na)化(hua)合物、鋼鐵(tie)熱處(chu)(chu)理(li)介質等。在水處(chu)(chu)理(li)、公路除雪、制(zhi)冷冷藏等方面，鹽也有(you)廣泛的(de)(de)用(yong)途