基本化學工(gong)(gong)(gong)業(ye)主(zhu)要(yao)產(chan)品中(zhong)的(de)(de)鹽酸(suan)(suan)、燒堿(jian)、純堿(jian)、氯(lv)(lv)化銨(an)、氯(lv)(lv)氣等主(zhu)要(yao)是用(yong)(yong)工(gong)(gong)(gong)業(ye)鹽為原料(liao)生產(chan)的(de)(de)。此外，還用(yong)(yong)于肥(fei)皂制(zhi)造、陶(tao)瓷、玻璃生產(chan)、日(ri)用(yong)(yong)化工(gong)(gong)(gong)、石(shi)油(you)鉆探、鉆井工(gong)(gong)(gong)作液(ye)、完井液(ye)、石(shi)油(you)化工(gong)(gong)(gong)脫(tuo)水液(ye)、建筑(zhu)行(xing)業(ye)早(zao)強(qiang)劑、生產(chan)涂料(liao)的(de)(de)凝(ning)固(gu)劑、橡膠行(xing)業(ye)乳膠凝(ning)結(jie)劑、造紙(zhi)工(gong)(gong)(gong)業(ye)添加(jia)劑及廢紙(zhi)張脫(tuo)墨(mo)、化學工(gong)(gong)(gong)業(ye)的(de)(de)無機化工(gong)(gong)(gong)原料(liao)及硫酸(suan)(suan)根脫(tuo)除(chu)(chu)劑，褐藻酸(suan)(suan)鈉(na)的(de)(de)凝(ning)固(gu)劑、防治小麥、蘋果、白(bai)菜等腐爛及食品防腐劑、制(zhi)取(qu)金屬(shu)鈉(na)及其他鈉(na)化合物、鋼鐵熱處(chu)理(li)介質等。在水處(chu)理(li)、公路除(chu)(chu)雪(xue)、制(zhi)冷冷藏等方面，鹽也(ye)有(you)廣泛的(de)(de)用(yong)(yong)途。