一、工業淀粉的用途
工業級淀粉糊黏度比其他淀粉黏度(du)變(bian)動小,因此常(chang)常(chang)被用于上漿劑(ji),粘接劑(ji)和各類食品類的增(zeng)稠(chou)劑(ji)。淀粉(fen)煮冷卻,若(ruo)濃度(du)超出3.5%就(jiu)行成軟的凝(ning)膠(jiao)(jiao),若(ruo)濃度(du)達(da)標6%左右便會變(bian)成彈性系數極大的凝(ning)膠(jiao)(jiao)。
糖化原(yuan)料(liao):工(gong)業淀粉是糖膠、葡(pu)萄糖和其他變性(xing)淀粉的原(yuan)料(liao)。造紙:工(gong)業淀粉作上漿劑和涂覆劑,可(ke)增加(jia)紙的拉(la)力,改善表面強度與印刷適應性(xing)能。
二、工業淀粉和食用淀粉的區別
工(gong)(gong)(gong)業(ye)淀(dian)粉(fen)(fen)(fen)與(yu)食用淀(dian)粉(fen)(fen)(fen)的不同是工(gong)(gong)(gong)業(ye)淀(dian)粉(fen)(fen)(fen)含有重(zhong)金屬(shu)、有毒(du)物質等雜質,且工(gong)(gong)(gong)業(ye)淀(dian)粉(fen)(fen)(fen)沒有衛(wei)生方面的要求。第二工(gong)(gong)(gong)業(ye)淀(dian)粉(fen)(fen)(fen)與(yu)食用淀(dian)粉(fen)(fen)(fen)的不同之處(chu)還在于工(gong)(gong)(gong)業(ye)淀(dian)粉(fen)(fen)(fen)含有重(zhong)金屬(shu)、有毒(du)物質等雜質,且工(gong)(gong)(gong)業(ye)淀(dian)粉(fen)(fen)(fen)沒有衛(wei)生方面的要求。而食用淀(dian)粉(fen)(fen)(fen)則在感官指(zhi)(zhi)標(如色澤、氣味(wei)、口感、雜質)、理化指(zhi)(zhi)標和衛(wei)生指(zhi)(zhi)標(二氧化硫、鉛、砷(shen))上(shang)有嚴格(ge)的要求。
工(gong)業淀(dian)粉的危害(hai)(hai)性有(you)(you)多大?其(qi)實這個取決于里面(mian)有(you)(you)毒有(you)(you)害(hai)(hai)物(wu)質(zhi)的含量,因此工(gong)業淀(dian)粉只能(neng)用于制作(zuo)糨糊、造(zao)紙和涂(tu)料(liao)加工(gong)等,不(bu)能(neng)用于食品(pin)加工(gong),廣泛用于造(zao)紙行業。
總結:食用淀(dian)粉主要(yao)是(shi)(shi)(shi)添(tian)加(jia)到食材(cai)中(zhong),而(er)工(gong)(gong)業(ye)淀(dian)粉是(shi)(shi)(shi)絕對不可以的(de),工(gong)(gong)業(ye)淀(dian)粉主要(yao)是(shi)(shi)(shi)用來造紙等工(gong)(gong)業(ye)加(jia)工(gong)(gong),大(da)家可千萬不要(yao)弄(nong)混淆,這可是(shi)(shi)(shi)關乎到咱們食品安全的(de)的(de)重要(yao)問題(ti),大(da)家選購的(de)時候一定要(yao)擦亮眼睛,不要(yao)選錯了(le)。