硫化鈉又稱臭堿、臭蘇打、黃堿、硫化堿，為無(wu)機化合物，純硫(liu)(liu)化鈉為無(wu)色結晶粉末。工業硫(liu)(liu)化鈉因含有雜質其色澤(ze)呈粉紅(hong)色、棕紅(hong)色、土黃色。比(bi)重(zhong)、熔點(dian)、沸點(dian)，也因雜質影(ying)響而異。 

應用領域

1、染(ran)料工(gong)(gong)(gong)業(ye)中(zhong)用(yong)(yong)于(yu)(yu)(yu)生(sheng)(sheng)產硫化(hua)染(ran)料，是硫化(hua)青和(he)硫化(hua)藍的原料。印染(ran)工(gong)(gong)(gong)業(ye)用(yong)(yong)作(zuo)溶(rong)解(jie)硫化(hua)染(ran)料的助(zhu)染(ran)劑(ji)。制革工(gong)(gong)(gong)業(ye)中(zhong)用(yong)(yong)于(yu)(yu)(yu)水解(jie)使生(sheng)(sheng)皮(pi)脫(tuo)毛，還(huan)用(yong)(yong)以(yi)(yi)配制多(duo)硫化(hua)鈉(na)以(yi)(yi)加速干皮(pi)浸水助(zhu)軟。造(zao)紙(zhi)工(gong)(gong)(gong)業(ye)用(yong)(yong)作(zuo)紙(zhi)張的蒸煮劑(ji)。紡織(zhi)工(gong)(gong)(gong)業(ye)用(yong)(yong)于(yu)(yu)(yu)人造(zao)纖維脫(tuo)硝和(he)硝化(hua)物的還(huan)原，以(yi)(yi)及棉織(zhi)物染(ran)色的媒染(ran)劑(ji)。醫學工(gong)(gong)(gong)業(ye)用(yong)(yong)于(yu)(yu)(yu)生(sheng)(sheng)產非那西丁等(deng)解(jie)熱產品(pin)。此外還(huan)用(yong)(yong)于(yu)(yu)(yu)制硫代(dai)硫酸鈉(na)、硫氫(qing)化(hua)鈉(na)、多(duo)硫化(hua)鈉(na)等(deng)。