工(gong)(gong)業鹽，是化(hua)(hua)學工(gong)(gong)業的(de)最基本原料(liao)之一，主要(yao)成分有氯(lv)化(hua)(hua)鈉、亞硝酸鈉等，被(bei)稱為(wei)“化(hua)(hua)學工(gong)(gong)業之母”。基本化(hua)(hua)學工(gong)(gong)業主要(yao)產(chan)品中(zhong)的(de)鹽酸、燒堿、純堿、氯(lv)化(hua)(hua)銨、氯(lv)氣等主要(yao)是用工(gong)(gong)業鹽為(wei)原料(liao)生產(chan)的(de)。

　　基本化(hua)學工(gong)(gong)業(ye)主(zhu)要產品(pin)中的鹽(yan)酸(suan)、燒堿、純堿、氯化(hua)銨、氯氣等(deng)主(zhu)要是用工(gong)(gong)業(ye)鹽(yan)為原料生產的。此(ci)外(wai)，還用于肥皂(zao)制(zhi)造、陶(tao)瓷、玻璃生產、日用化(hua)工(gong)(gong)、石油鉆探、鉆井工(gong)(gong)作液、完井液、石油化(hua)工(gong)(gong)脫水液、建筑行業(ye)早(zao)強劑、生產涂料的凝固劑、橡(xiang)膠行業(ye)乳(ru)膠凝結劑、造紙工(gong)(gong)業(ye)添加劑及(ji)廢(fei)紙張脫墨、化(hua)學工(gong)(gong)業(ye)的無機化(hua)工(gong)(gong)原料及(ji)硫酸(suan)根脫除劑，褐藻(zao)酸(suan)鈉(na)的凝固劑、防治小麥、蘋果、白菜(cai)等(deng)腐爛及(ji)食品(pin)防腐劑、制(zhi)取金屬鈉(na)及(ji)其他鈉(na)化(hua)合物、鋼鐵熱處(chu)理介質等(deng)。在(zai)水處(chu)理、公路除雪、制(zhi)冷冷藏等(deng)方面，鹽(yan)也有廣泛的用途