I-Carboxymethylcellulose (CMC) yikhompawundi eguquguqukayo esetyenziswa kakhulu kumashishini ahlukeneyo, kuquka ukutya, amayeza, izinto zokuthambisa, kunye nemveliso. Iimpawu zayo ezininzi zenza ukuba ibe luncedo njenge-arhente yokutyeba, i-stabilizer, i-emulsifier, kunye nokunye. I-United States Food and Drug Administration (FDA) idlala indima ebalulekileyo ekulawuleni ukhuseleko kunye nokusetyenziswa kwezi khompawundi, ukuqinisekisa ukuba ziyahlangabezana nemigangatho engqongqo ngaphambi kokuba zivunyelwe ukusetyenziswa kwiimveliso zabathengi.
Ukuqonda iCarboxymethylcellulose (CMC)
I-Carboxymethylcellulose, edla ngokufinyezwa ngokuthi yi-CMC, yi-derivative ye-cellulose. I-Cellulose yeyona khemikhali ifumaneka kakhulu emhlabeni kwaye ifumaneka kwiindonga zeeseli zezityalo, inika inkxaso yesakhiwo. I-CMC isuka kwi-cellulose ngenkqubo yokuguqula iikhemikhali equka ukungenisa amaqela e-carboxymethyl kumqolo we-cellulose. Olu tshintsho lunika iipropati ezininzi eziluncedo kwi-CMC, kubandakanya ukunyibilika kwamanzi, i-viscosity, kunye nozinzo.
Iimpawu zeCarboxymethylcellulose:
Ukunyibilika Kwamanzi: I-CMC iyanyibilika emanzini, yenza isisombululo esicacileyo nesiqinileyo. Le mpawu iyenza ibe luncedo kwiindlela ezahlukeneyo apho kufuneka i-ejenti yokutyeba okanye yokuzinzisa.
Ukuqina: I-CMC ibonisa ukuziphatha kwe-pseudoplastic, oko kuthetha ukuba ukuqina kwayo kuncipha xa ixinezelekile kwaye iyanda kwakhona xa ixinezelekile isusiwe. Le mpawu ivumela ukusetyenziswa lula kwiinkqubo ezifana nokupompa, ukutshiza, okanye ukukhupha.
Uzinzo: I-CMC inika uzinzo kwi-emulsions kunye ne-suspensions, ithintela izithako ukuba zingahlukani okanye zihlale ixesha elide. Olu zinzo lubalulekile kwiimveliso ezifana nee-dressing zesaladi, izinto zokuthambisa, kunye ne-suspensions zamayeza.
Ukwenziwa kweFilimu: I-CMC inokwenza iifilimu ezibhityileyo neziguquguqukayo xa zomisiwe, nto leyo eyenza ukuba ibe luncedo kwizinto ezifana neengubo ezityiwayo zeetafile okanye iikhaphu, nakwimveliso yeefilimu zezinto zokupakisha.
Ukusetyenziswa kweCarboxymethylcellulose
I-CMC isetyenziswa kakhulu kumashishini ahlukeneyo ngenxa yeempawu zayo ezahlukeneyo. Ezinye zezicelo eziqhelekileyo ziquka:
Ishishini Lokutya: I-CMC isetyenziswa njengesithambisi, isiqinisi, kunye nesibopheleli kwiintlobo ngeentlobo zeemveliso zokutya, kuquka iisosi, iidiresi, i-ayisikhrim, izinto zokubhaka, kunye neziselo. Inceda ukuphucula ukuthungwa, ukuziva komlomo, kunye nokuzinza kweshelufu.
Amayeza: Kwimithi, i-CMC isetyenziswa njenge-binder kwi-tablet formulations, i-thickener kwi-suspensions, kunye ne-stabilizer kwi-emulsions. Iqinisekisa ukusasazwa kwamayeza ngendlela efanayo kwaye iphucula ukuthotyelwa kwemigaqo yesigulane.
Iimveliso zeZithambiso kunye noLondolozo lobuqu: I-CMC isetyenziswa kwizithambiso kunye neemveliso zokhathalelo lobuqu ezifana neeloshini, iikhrimu, iishampu, kunye ne-toothpaste njengesithambisi, i-emulsifier, kunye ne-stabilizer. Inceda ukugcina ukuhambelana kwemveliso kwaye iphucula ukusebenza kwayo.
Ukusetyenziswa Kwemizi-mveliso: I-CMC isetyenziswa kwiinkqubo ezahlukeneyo zoshishino njengesithambisi-manzi, iarhente yokugcina amanzi, kunye nohlengahlengiso lwe-rheology kwiimveliso ezifana neesepha, iipeyinti, izincamathelisi, kunye nolwelo lokubhola.
Inkqubo yoVunyelwa yi-FDA
E-United States, i-FDA ilawula ukusetyenziswa kwezongezo zokutya, kuquka izinto ezifana ne-CMC, phantsi koMthetho we-Federal Food, Drug, and Cosmetic Act (FD&C Act) kunye ne-Food Additives Amendment ka-1958. Inkxalabo ephambili ye-FDA kukuqinisekisa ukuba izinto ezongeziweyo ekutyeni zikhuselekile ukuba zisetyenziswe kwaye zisebenza ngenjongo eluncedo.
Inkqubo yokuvunywa kwe-FDA yezongezo zokutya idla ngokubandakanya la manyathelo alandelayo:
Uvavanyo loKhuseleko: Umenzi okanye umthengisi wesongezo sokutya unoxanduva lokwenza izifundo zokhuseleko ukubonisa ukuba le nto ikhuselekile ekusetyenzisweni kwayo. Ezi zifundo ziquka uvavanyo lwetyhefu, izifundo malunga nemetabolism, kunye nokuba kukho i-allergenicity enokubakho.
Ukungeniswa kweSicelo seSongezo sokutya: Umenzi ungenisa isicelo sesongezo sokutya (i-FAP) kwi-FDA, enika ulwazi oluneenkcukacha malunga nobunikazi, ukwakheka, inkqubo yokwenziwa, ukusetyenziswa okucetywayo, kunye nedatha yokhuseleko yeso songezo. Esi sicelo kufuneka siquke neemfuno ezicetywayo zokulebhelisha.
Uhlolo lwe-FDA: I-FDA ivavanya idatha yokhuseleko ebonelelwe kwi-FAP ukuze imisele ukuba isithako sikhuselekile na ekusetyenzisweni kwaso phantsi kweemeko zokusetyenziswa ezichazwe ngumfaki-sicelo. Olu hlolo luquka uvavanyo lweengozi ezinokubakho kwimpilo yabantu, kubandakanya amanqanaba okuvezwa kunye nazo naziphi na iziphumo ezimbi ezaziwayo.
Ukupapashwa koMgaqo oCetywayo: Ukuba i-FDA igqiba kwelokuba isongezo sikhuselekile, ipapasha umgaqo ocetywayo kwiRejista yeSizwe, ichaza iimeko apho isongezo singasetyenziswa phantsi kwazo ekutyeni. Olu shicilelo luvumela izimvo zoluntu kunye negalelo elivela kubachaphazelekayo.
Ukwenziwa kwemithetho yokugqibela: Emva kokuqwalasela izimvo zikawonke-wonke kunye nedatha eyongezelelweyo, i-FDA ikhupha umthetho wokugqibela nokuba uyawuvuma okanye uyawukhanyela ukusetyenziswa kwesongezo ekutyeni. Ukuba uyavunywa, umthetho wokugqibela umisela iimeko ezivumelekileyo zokusetyenziswa, kuquka nayiphi na imida, iinkcukacha, okanye iimfuno zokulebhelisha.
I-Carboxymethylcellulose kunye nokuVunywa kwe-FDA
I-Carboxymethylcellulose inembali ende yokusetyenziswa kwishishini lokutya nakwamanye amacandelo, kwaye ngokubanzi ibonwa njengekhuselekileyo (GRAS) kwiindlela ezicetywayo xa isetyenziswa ngokuhambelana neendlela ezilungileyo zokwenza imveliso. I-FDA ikhuphe imigaqo ethile kunye nezikhokelo ezilawula ukusetyenziswa kwe-CMC kwiimveliso zokutya kunye namayeza.
Ulawulo lwe-FDA lweCarboxymethylcellulose:
Imeko yoNcedo lokutya: I-Carboxymethylcellulose idweliswe njengesongezo sokutya esivumelekileyo kwiSihloko 21 seKhowudi yeMigaqo yeSizwe (CFR) phantsi kwecandelo 172. Ikhowudi 8672, kunye nemigaqo ethile echazwe ukusetyenziswa kwayo kwiindidi ezahlukeneyo zokutya. Le mithetho ichaza amanqanaba aphezulu avumelekileyo e-CMC kwiimveliso ezahlukeneyo zokutya kunye nazo naziphi na ezinye iimfuno ezifanelekileyo.
Ukusetyenziswa Kwamayeza: Kwimithi, i-CMC isetyenziswa njengesithako esingasebenziyo kwimixube yamayeza, kwaye ukusetyenziswa kwayo kulawulwa phantsi kweZiko loVavanyo lwaMayeza kunye noPhando lwe-FDA (CDER). Abavelisi kufuneka baqinisekise ukuba i-CMC iyahlangabezana nemigaqo echazwe kwi-United States Pharmacopeia (USP) okanye kwezinye iinkcukacha ezifanelekileyo.
Iimfuneko zokulebhelisha: Iimveliso eziqulethe i-CMC njengesithako kufuneka zithobele imithetho ye-FDA malunga nokulebhelisha, kubandakanya uludwe oluchanekileyo lwezithako kunye nayo nayiphi na i-allergen efunekayo.
I-Carboxymethylcellulose (CMC) yikhompawundi esetyenziswa kakhulu enezicelo ezahlukeneyo kumashishini okutya, amayeza, izinto zokuthambisa, kunye nemveliso. Iimpawu zayo ezikhethekileyo ziyenza ibe luncedo njengesithambisi, isiqinisi, i-emulsifier, kunye nesibopheleli kwiimveliso ezahlukeneyo. I-FDA idlala indima ebalulekileyo ekulawuleni ukhuseleko kunye nokusetyenziswa kwe-CMC kunye nezinye izongezo zokutya, ukuqinisekisa ukuba ziyahlangabezana nemigangatho yokhuseleko engqongqo ngaphambi kokuba zivunywe ukuba zisetyenziswe kwiimveliso zabathengi. I-CMC idweliswe njengezongezo zokutya ezivunyelweyo yi-FDA, kwaye ukusetyenziswa kwayo kulawulwa yimigaqo ethile kunye nezikhokelo ezichazwe kwiSihloko 21 seKhowudi yeMigaqo yeSizwe. Abavelisi kunye nababoneleli beemveliso ezine-CMC kufuneka balandele le migaqo, kubandakanya uvavanyo lokhuseleko, iimfuno zokulebhelisha, kunye neemeko ezithile zokusetyenziswa, ukuqinisekisa ukhuseleko kunye nomgangatho weemveliso zabo.
Ixesha leposi: Matshi-22-2024