工(gong)(gong)業(ye)(ye)鹽，是(shi)化(hua)學工(gong)(gong)業(ye)(ye)的(de)最基本原(yuan)(yuan)料(liao)之一，主要(yao)成分有氯(lv)化(hua)鈉、亞硝酸鈉等，被稱為(wei)“化(hua)學工(gong)(gong)業(ye)(ye)之母”。基本化(hua)學工(gong)(gong)業(ye)(ye)主要(yao)產(chan)品中的(de)鹽酸、燒(shao)堿、純(chun)堿、氯(lv)化(hua)銨、氯(lv)氣等主要(yao)是(shi)用工(gong)(gong)業(ye)(ye)鹽為(wei)原(yuan)(yuan)料(liao)生(sheng)產(chan)的(de)。

　　基本化學工(gong)(gong)(gong)業主要產(chan)品(pin)中的(de)鹽(yan)酸(suan)(suan)、燒堿(jian)(jian)、純堿(jian)(jian)、氯化銨、氯氣等(deng)(deng)主要是用工(gong)(gong)(gong)業鹽(yan)為原(yuan)料生(sheng)產(chan)的(de)。此外(wai)，還用于(yu)肥皂制造(zao)、陶瓷、玻璃生(sheng)產(chan)、日用化工(gong)(gong)(gong)、石(shi)油鉆(zhan)探、鉆(zhan)井工(gong)(gong)(gong)作液(ye)、完井液(ye)、石(shi)油化工(gong)(gong)(gong)脫(tuo)水(shui)液(ye)、建筑(zhu)行(xing)業早強劑(ji)、生(sheng)產(chan)涂(tu)料的(de)凝(ning)(ning)固劑(ji)、橡膠行(xing)業乳膠凝(ning)(ning)結劑(ji)、造(zao)紙工(gong)(gong)(gong)業添加劑(ji)及(ji)(ji)廢(fei)紙張(zhang)脫(tuo)墨、化學工(gong)(gong)(gong)業的(de)無機化工(gong)(gong)(gong)原(yuan)料及(ji)(ji)硫酸(suan)(suan)根脫(tuo)除劑(ji)，褐藻酸(suan)(suan)鈉的(de)凝(ning)(ning)固劑(ji)、防治小麥、蘋果、白菜(cai)等(deng)(deng)腐(fu)爛及(ji)(ji)食品(pin)防腐(fu)劑(ji)、制取金屬鈉及(ji)(ji)其他鈉化合(he)物、鋼鐵(tie)熱處(chu)理介質等(deng)(deng)。在水(shui)處(chu)理、公路除雪、制冷冷藏等(deng)(deng)方面(mian)，鹽(yan)也有廣泛的(de)用途(tu)