一、工業淀粉的用途
工業級淀粉糊黏度比其他淀粉黏度(du)變動(dong)小,因此常常被(bei)用于上漿(jiang)劑(ji)(ji),粘(zhan)接劑(ji)(ji)和(he)各(ge)類食品類的(de)(de)增稠劑(ji)(ji)。淀粉(fen)煮冷卻,若(ruo)濃度(du)超(chao)出3.5%就行成(cheng)軟的(de)(de)凝膠,若(ruo)濃度(du)達(da)標6%左右便(bian)會變成(cheng)彈性系數(shu)極大的(de)(de)凝膠。
糖(tang)化原(yuan)料:工業淀粉是(shi)糖(tang)膠、葡萄糖(tang)和(he)其他(ta)變性淀粉的原(yuan)料。造紙(zhi):工業淀粉作(zuo)上(shang)漿劑和(he)涂(tu)覆劑,可增加紙(zhi)的拉力,改善(shan)表(biao)面強度與印刷(shua)適應(ying)性能。
二、工業淀粉和食用淀粉的區別
工(gong)業淀(dian)粉(fen)(fen)與食用(yong)(yong)淀(dian)粉(fen)(fen)的(de)(de)不(bu)同(tong)是工(gong)業淀(dian)粉(fen)(fen)含(han)有重金屬(shu)、有毒物質等雜質,且(qie)(qie)工(gong)業淀(dian)粉(fen)(fen)沒有衛(wei)生(sheng)方(fang)(fang)面(mian)的(de)(de)要(yao)求(qiu)。第(di)二(er)工(gong)業淀(dian)粉(fen)(fen)與食用(yong)(yong)淀(dian)粉(fen)(fen)的(de)(de)不(bu)同(tong)之處還在(zai)于工(gong)業淀(dian)粉(fen)(fen)含(han)有重金屬(shu)、有毒物質等雜質,且(qie)(qie)工(gong)業淀(dian)粉(fen)(fen)沒有衛(wei)生(sheng)方(fang)(fang)面(mian)的(de)(de)要(yao)求(qiu)。而食用(yong)(yong)淀(dian)粉(fen)(fen)則在(zai)感(gan)官指(zhi)標(biao)(如(ru)色澤、氣味、口感(gan)、雜質)、理化(hua)指(zhi)標(biao)和衛(wei)生(sheng)指(zhi)標(biao)(二(er)氧化(hua)硫、鉛、砷)上有嚴格的(de)(de)要(yao)求(qiu)。
工(gong)(gong)(gong)業(ye)(ye)淀(dian)粉(fen)的危害性有多大?其(qi)實這個取決于(yu)(yu)里(li)面(mian)有毒有害物(wu)質的含量,因(yin)此(ci)工(gong)(gong)(gong)業(ye)(ye)淀(dian)粉(fen)只能(neng)用(yong)于(yu)(yu)制(zhi)作糨(jiang)糊(hu)、造紙和涂料加工(gong)(gong)(gong)等,不能(neng)用(yong)于(yu)(yu)食品加工(gong)(gong)(gong),廣泛用(yong)于(yu)(yu)造紙行業(ye)(ye)。
總(zong)結(jie):食用淀粉主要(yao)(yao)(yao)是添加(jia)到(dao)食材中,而工(gong)(gong)業(ye)淀粉是絕對不(bu)可(ke)以的(de),工(gong)(gong)業(ye)淀粉主要(yao)(yao)(yao)是用來造紙等工(gong)(gong)業(ye)加(jia)工(gong)(gong),大家可(ke)千萬不(bu)要(yao)(yao)(yao)弄混淆,這(zhe)可(ke)是關(guan)乎(hu)到(dao)咱們食品安全的(de)的(de)重要(yao)(yao)(yao)問題(ti),大家選(xuan)購的(de)時候一(yi)定要(yao)(yao)(yao)擦亮(liang)眼睛,不(bu)要(yao)(yao)(yao)選(xuan)錯了(le)。