工業鹽，是化(hua)學(xue)(xue)工業的最基本原料之(zhi)一，主(zhu)要(yao)成分有氯化(hua)鈉(na)、亞硝酸(suan)鈉(na)等，被稱為“化(hua)學(xue)(xue)工業之(zhi)母”。基本化(hua)學(xue)(xue)工業主(zhu)要(yao)產品(pin)中(zhong)的鹽酸(suan)、燒堿、純堿、氯化(hua)銨、氯氣等主(zhu)要(yao)是用(yong)工業鹽為原料生產的。

　　基本化學工(gong)(gong)(gong)業(ye)(ye)主要(yao)產品中的(de)(de)鹽酸、燒堿、純(chun)堿、氯化銨、氯氣(qi)等(deng)主要(yao)是用(yong)(yong)(yong)工(gong)(gong)(gong)業(ye)(ye)鹽為(wei)原料生(sheng)產的(de)(de)。此外，還(huan)用(yong)(yong)(yong)于(yu)肥皂制造、陶(tao)瓷、玻(bo)璃生(sheng)產、日用(yong)(yong)(yong)化工(gong)(gong)(gong)、石油(you)鉆探、鉆井(jing)工(gong)(gong)(gong)作液、完井(jing)液、石油(you)化工(gong)(gong)(gong)脫水(shui)液、建筑行(xing)業(ye)(ye)早強劑(ji)、生(sheng)產涂料的(de)(de)凝(ning)固劑(ji)、橡膠行(xing)業(ye)(ye)乳膠凝(ning)結劑(ji)、造紙(zhi)工(gong)(gong)(gong)業(ye)(ye)添加劑(ji)及(ji)廢(fei)紙(zhi)張脫墨、化學工(gong)(gong)(gong)業(ye)(ye)的(de)(de)無機化工(gong)(gong)(gong)原料及(ji)硫酸根脫除(chu)(chu)劑(ji)，褐(he)藻酸鈉(na)的(de)(de)凝(ning)固劑(ji)、防治小(xiao)麥、蘋果、白菜(cai)等(deng)腐爛及(ji)食品防腐劑(ji)、制取金屬鈉(na)及(ji)其(qi)他鈉(na)化合物、鋼(gang)鐵(tie)熱(re)處理介質等(deng)。在水(shui)處理、公路除(chu)(chu)雪、制冷冷藏(zang)等(deng)方面(mian)，鹽也有廣(guang)泛的(de)(de)用(yong)(yong)(yong)途