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小,因此常常被用于(yu)上漿(jiang)劑,粘(zhan)接劑和各類(lei)食品類(lei)的增(zeng)稠劑。淀(dian)粉(fen)煮冷(leng)卻,若濃(nong)度超出3.5%就(jiu)行(xing)成軟的凝膠,若濃(nong)度達標6%左右便會變成彈性(xing)系數極大的凝膠。
糖(tang)化原料(liao):工(gong)業淀粉(fen)是糖(tang)膠、葡萄(tao)糖(tang)和(he)其(qi)他變性(xing)淀粉(fen)的原料(liao)。造紙(zhi)(zhi):工(gong)業淀粉(fen)作上漿劑(ji)和(he)涂覆劑(ji),可增加紙(zhi)(zhi)的拉力,改善(shan)表面強度與印刷適應性(xing)能(neng)。
二、工業淀粉和食用淀粉的區別
工(gong)業(ye)(ye)淀(dian)(dian)(dian)粉(fen)(fen)與(yu)食(shi)用淀(dian)(dian)(dian)粉(fen)(fen)的(de)(de)不同(tong)(tong)是工(gong)業(ye)(ye)淀(dian)(dian)(dian)粉(fen)(fen)含有(you)(you)(you)重金(jin)屬、有(you)(you)(you)毒物質(zhi)等雜質(zhi),且工(gong)業(ye)(ye)淀(dian)(dian)(dian)粉(fen)(fen)沒(mei)有(you)(you)(you)衛生方(fang)面的(de)(de)要求(qiu)。第(di)二工(gong)業(ye)(ye)淀(dian)(dian)(dian)粉(fen)(fen)與(yu)食(shi)用淀(dian)(dian)(dian)粉(fen)(fen)的(de)(de)不同(tong)(tong)之處(chu)還在(zai)于工(gong)業(ye)(ye)淀(dian)(dian)(dian)粉(fen)(fen)含有(you)(you)(you)重金(jin)屬、有(you)(you)(you)毒物質(zhi)等雜質(zhi),且工(gong)業(ye)(ye)淀(dian)(dian)(dian)粉(fen)(fen)沒(mei)有(you)(you)(you)衛生方(fang)面的(de)(de)要求(qiu)。而食(shi)用淀(dian)(dian)(dian)粉(fen)(fen)則在(zai)感官指標(biao)(如色澤、氣味、口(kou)感、雜質(zhi))、理(li)化(hua)指標(biao)和衛生指標(biao)(二氧化(hua)硫、鉛(qian)、砷)上(shang)有(you)(you)(you)嚴格的(de)(de)要求(qiu)。
工(gong)業(ye)淀粉(fen)的(de)危(wei)害性有多(duo)大?其實(shi)這個取(qu)決于(yu)(yu)里面有毒有害物質的(de)含(han)量,因此(ci)工(gong)業(ye)淀粉(fen)只能(neng)用(yong)(yong)(yong)于(yu)(yu)制作(zuo)糨糊、造紙(zhi)和涂料加工(gong)等,不能(neng)用(yong)(yong)(yong)于(yu)(yu)食品加工(gong),廣泛(fan)用(yong)(yong)(yong)于(yu)(yu)造紙(zhi)行業(ye)。
總結:食用(yong)淀粉主要是添(tian)加到(dao)食材中,而工業(ye)淀粉是絕對不可(ke)以的,工業(ye)淀粉主要是用(yong)來造紙等工業(ye)加工,大家可(ke)千萬不要弄混淆,這(zhe)可(ke)是關(guan)乎到(dao)咱們食品安全(quan)的的重要問題,大家選(xuan)購的時候一定要擦亮(liang)眼睛,不要選(xuan)錯了(le)。