Carboxymethylcellulose (CMC) ndi xanthan gum zonse ndi ma colloid okonda madzi omwe amagwiritsidwa ntchito kwambiri mumakampani azakudya ngati zokhuthala, zokhazikika, komanso zothira mafuta. Ngakhale kuti ali ndi kufanana kwina, zinthu ziwirizi ndizosiyana kwambiri pa chiyambi, kapangidwe, ndi ntchito.
Carboxymethylcellulose (CMC):
1. Magwero ndi kapangidwe kake:
Chitsime: CMC imachokera ku cellulose, polima wachilengedwe womwe umapezeka m'makoma a maselo a zomera. Nthawi zambiri umachokera ku ulusi wamatabwa kapena thonje.
Kapangidwe: CMC ndi chinthu chochokera ku cellulose chomwe chimapangidwa ndi carboxymethylation ya mamolekyulu a cellulose. Carboxymethylation imaphatikizapo kulowetsedwa kwa magulu a carboxymethyl (-CH2-COOH) mu kapangidwe ka cellulose.
2. Kusungunuka:
CMC imasungunuka m'madzi, ndikupanga yankho lomveka bwino komanso lokhuthala. Mlingo wa kusintha (DS) mu CMC umakhudza kusungunuka kwake ndi zinthu zina.
3. Ntchito:
Kukhuthala: CMC imagwiritsidwa ntchito kwambiri ngati chowonjezera kukhuthala m'zakudya zosiyanasiyana, kuphatikizapo sosi, zosakaniza ndi mkaka.
Kukhazikika: Kumathandiza kukhazikika kwa emulsions ndi suspensions, kuteteza kulekanitsidwa kwa zosakaniza.
Kusunga Madzi: CMC imadziwika ndi mphamvu yake yosunga madzi, zomwe zimathandiza kusunga chinyezi m'zakudya.
4. Kugwiritsa ntchito:
CMC imagwiritsidwa ntchito kwambiri m'makampani opanga chakudya, mankhwala ndi zodzoladzola. M'makampani opanga chakudya, imagwiritsidwa ntchito m'zinthu monga ayisikilimu, zakumwa ndi zinthu zophikidwa.
5. Zoletsa:
Ngakhale kuti CMC imagwiritsidwa ntchito kwambiri, mphamvu yake ingakhudzidwe ndi zinthu monga pH ndi kupezeka kwa ma ayoni ena. Ikhoza kuwonetsa kuchepa kwa magwiridwe antchito pansi pa acidity.
Xanthan chingamu:
1. Magwero ndi kapangidwe kake:
Chitsime: Xanthan chingamu ndi polysaccharide ya tizilombo toyambitsa matenda yomwe imapangidwa ndi kuwiritsa chakudya ndi bakiteriya Xanthomonas campestris.
Kapangidwe: Kapangidwe koyambira ka xanthan chingamu kamakhala ndi msana wa cellulose wokhala ndi unyolo wa trisaccharide. Uli ndi mayunitsi a glucose, mannose ndi glucuronic acid.
2. Kusungunuka:
Xanthan chingamu imasungunuka kwambiri m'madzi, zomwe zimapangitsa kuti ikhale yokhuthala kwambiri pakakhala madzi ochepa.
3. Ntchito:
Kukhuthala: Monga CMC, xanthan chingamu ndi chinthu cholimba kwambiri. Chimapatsa chakudya mawonekedwe osalala komanso otanuka.
Kukhazikika: Xanthan chingamu imalimbitsa ma suspensions ndi emulsions, zomwe zimaletsa kulekanitsidwa kwa gawo.
Kupaka Gelling: Nthawi zina, xanthan chingamu imathandiza kupanga gel.
4. Kugwiritsa ntchito:
Xanthan chingamu imagwiritsidwa ntchito kwambiri m'makampani azakudya, makamaka pophika zakudya zopanda gluten, masaladi ndi sauces. Imagwiritsidwanso ntchito m'mafakitale osiyanasiyana.
5. Zoletsa:
Nthawi zina, kugwiritsa ntchito kwambiri xanthan chingamu kungayambitse kapangidwe komatira kapena "kotuluka madzi". Kuyang'anira mosamala mlingo kungafunike kuti mupewe mawonekedwe osafunikira.
Yerekezerani:
1. Chitsime:
CMC imachokera ku cellulose, polima yochokera ku zomera.
Xanthan chingamu imapangidwa kudzera mu kuwiritsa kwa tizilombo toyambitsa matenda.
2. Kapangidwe ka mankhwala:
CMC ndi chinthu chochokera ku cellulose chomwe chimapangidwa ndi carboxymethylation.
Xanthan chingamu ili ndi kapangidwe kovuta kwambiri ndi unyolo wa mbali wa trisaccharide.
3. Kusungunuka:
CMC ndi xanthan chingamu zonse zimasungunuka m'madzi.
4. Ntchito:
Zonsezi zimagwira ntchito ngati zokhuthala komanso zokhazikika, koma zimatha kukhala ndi zotsatira zosiyana pang'ono pa kapangidwe kake.
5. Kugwiritsa ntchito:
CMC ndi xanthan chingamu zimagwiritsidwa ntchito m'njira zosiyanasiyana monga chakudya ndi mafakitale, koma kusankha pakati pa izi kungadalire zofunikira za chinthucho.
6. Zoletsa:
Chilichonse chili ndi zofooka zake, ndipo kusankha pakati pa izi kungadalire zinthu monga pH, mlingo, ndi kapangidwe kake komwe kamafunidwa pa chinthu chomaliza.
Ngakhale kuti CMC ndi xanthan gum zimagwiritsidwa ntchito mofanana ndi ma hydrocolloids mumakampani azakudya, zimasiyana malinga ndi chiyambi, kapangidwe, ndi kagwiritsidwe ntchito. Kusankha pakati pa CMC ndi xanthan gum kumadalira zosowa za chinthucho, poganizira zinthu monga pH, mlingo ndi mawonekedwe omwe mukufuna. Zinthu zonsezi zimathandiza kwambiri pa kapangidwe, kukhazikika komanso mtundu wonse wa zakudya ndi mafakitale osiyanasiyana.
Nthawi yotumizira: Disembala-26-2023