一、工業淀粉的用途
工業級淀粉糊黏度比其他淀粉黏度變動(dong)小,因此常(chang)常(chang)被用于上漿劑,粘接劑和各(ge)類(lei)食品類(lei)的增稠劑。淀粉煮冷卻,若(ruo)濃(nong)度超出3.5%就行(xing)成軟(ruan)的凝(ning)膠(jiao),若(ruo)濃(nong)度達(da)標6%左右(you)便會(hui)變成彈(dan)性系數(shu)極大的凝(ning)膠(jiao)。
糖化原料:工業淀(dian)(dian)粉(fen)是糖膠、葡萄糖和其(qi)他變性淀(dian)(dian)粉(fen)的(de)原料。造紙:工業淀(dian)(dian)粉(fen)作(zuo)上漿(jiang)劑(ji)和涂(tu)覆劑(ji),可增(zeng)加紙的(de)拉力,改善表面強度與印刷(shua)適應性能。
二、工業淀粉和食用淀粉的區別
工(gong)(gong)業淀(dian)(dian)(dian)粉與(yu)(yu)食用淀(dian)(dian)(dian)粉的不(bu)同(tong)是工(gong)(gong)業淀(dian)(dian)(dian)粉含有重(zhong)金屬(shu)、有毒物質(zhi)(zhi)等(deng)雜質(zhi)(zhi),且(qie)工(gong)(gong)業淀(dian)(dian)(dian)粉沒有衛(wei)生方面的要(yao)求。第二(er)工(gong)(gong)業淀(dian)(dian)(dian)粉與(yu)(yu)食用淀(dian)(dian)(dian)粉的不(bu)同(tong)之處還(huan)在(zai)于工(gong)(gong)業淀(dian)(dian)(dian)粉含有重(zhong)金屬(shu)、有毒物質(zhi)(zhi)等(deng)雜質(zhi)(zhi),且(qie)工(gong)(gong)業淀(dian)(dian)(dian)粉沒有衛(wei)生方面的要(yao)求。而(er)食用淀(dian)(dian)(dian)粉則在(zai)感(gan)官(guan)指標(biao)(如色澤、氣味、口感(gan)、雜質(zhi)(zhi))、理化指標(biao)和衛(wei)生指標(biao)(二(er)氧(yang)化硫(liu)、鉛(qian)、砷)上(shang)有嚴格的要(yao)求。
工(gong)(gong)業(ye)淀粉的危害性有(you)多大?其實這(zhe)個取決于(yu)里面有(you)毒(du)有(you)害物質的含量,因(yin)此工(gong)(gong)業(ye)淀粉只能用于(yu)制作糨糊、造紙(zhi)和涂料加工(gong)(gong)等,不能用于(yu)食品加工(gong)(gong),廣泛用于(yu)造紙(zhi)行業(ye)。
總結:食(shi)用淀粉主要是添加到食(shi)材(cai)中,而(er)工(gong)業淀粉是絕對不可以的(de)(de),工(gong)業淀粉主要是用來造紙等(deng)工(gong)業加工(gong),大家可千萬不要弄混(hun)淆,這(zhe)可是關(guan)乎到咱們食(shi)品安(an)全(quan)的(de)(de)的(de)(de)重要問題,大家選購的(de)(de)時候一定要擦亮(liang)眼(yan)睛(jing),不要選錯了(le)。