Carrageenan | 9000-07-1

Carrageenan wani nau'in abinci ne mai ladabi Kappa Karrageenan (E407a) wanda aka samo daga ciyawa na Eucheuma cottonii. Yana samar da gels ɗin da za a iya jujjuyawa a isassun maida hankali kuma yana da matukar damuwa ga ion potassium wanda ke haɓaka kaddarorin sa na gelling sosai. Carrageenan yana da kwanciyar hankali a matsakaicin alkali. Carrageenan shine dangin da ke faruwa na halitta na carbohydrates da aka samo daga ja ruwan teku. Ana samun ingantaccen carrageenan daga maganin ta hanyar hazo barasa ko gelation na potassium.

Ana wanke carrageenan Semi-refined tare da maganin alkali da ruwan teku. Ba a fitar da carrageenan daga cikin ciyawa ba amma har yanzu yana cikin matrix bangon tantanin halitta. Ana daidaita samfuran carrageenan na kasuwanci akai-akai don samun mafi kyawun gelling da kaddarorin kauri. Ta hanyar yin amfani da samfurin carrageenan da ya dace, mai tsarawa zai iya ƙirƙirar nau'i-nau'i masu yawa daga ruwa mai gudana zuwa ga gels mai ƙarfi. Baya ga bayar da daidaitattun nau'ikan, COLORCOM yana aiki tare da abokan ciniki don haɓaka sabbin samfura da ƙira don takamaiman aikace-aikace.

Carrageenans manyan kwayoyin halitta ne, masu sassauƙa sosai waɗanda ke murƙushe tsarin sifofi. Wannan yana ba su damar samar da nau'ikan gels daban-daban a cikin zafin jiki. Ana amfani da su ko'ina a cikin abinci da sauran masana'antu azaman masu ɗaukar nauyi da ƙarfafawa. Wani fa'ida ita ce cewa suna da pseudoplastic-suna bakin ciki a ƙarƙashin damuwa mai ƙarfi kuma suna dawo da danko da zarar an cire damuwa. Wannan yana nufin cewa suna da sauƙin yin famfo, amma suna sake yin tauri daga baya.

Duk carrageenans sune polysaccharides masu nauyin nauyin kwayoyin halitta da aka yi da maimaita raka'a galactose da 3,6 anhydrogalactose (3,6-AG), duka sulfated da wadanda ba sulfated. An haɗa raka'o'in ta hanyar musayar alpha 1-3 da beta 1-4 glycosidic linkages.

Akwai manyan nau'ikan kasuwanci guda uku na carrageenan:

Kappa yana samar da karfi, gels masu tsauri a gaban ions potassium; yana amsawa tare da Sunadaran Kiwo. An samo shi ne daga Kappaphycus alvarezii[3].Iota yana samar da gels masu laushi a gaban ions calcium. Ana samar da shi ne musamman daga Eucheuma denticulatum.Lambda baya gel, kuma ana amfani da shi don kauri kayan kiwo. Madogara mafi mahimmanci shine Gigartina daga Kudancin Amirka. bambance-bambance na farko da ke tasiri ga kappa, iota, da lambda carrageenan sune lamba da matsayi na kungiyoyin ester sulfate a kan maimaita raka'a galactose. Matsayi mafi girma na ester sulfate yana rage yawan zafin jiki na solubility na carrageenan kuma ya samar da ƙananan ƙarfin ƙarfin, ko taimakawa wajen hana gel (lambda carrageenan).

Yawancin nau'ikan algal na ja suna samar da nau'ikan carrageenans daban-daban yayin tarihin ci gaban su. Misali, jinsin Gigartina yana samar da mafi yawan kappa carrageenans a lokacin matakin gametophytic, da kuma lambda carrageenans a lokacin matakin sporophytic. Dubi Madadin tsararraki.

Duk suna narkewa a cikin ruwan zafi, amma, a cikin ruwan sanyi, nau'in lambda kawai (da sodium salts na sauran biyun) suna narkewa.

Lokacin amfani dashi a cikin kayan abinci, carrageenan yana da ƙari E-lamba E407 ko E407a lokacin da yake kasancewa a matsayin "ciwan eucheuma da aka sarrafa", kuma galibi ana amfani dashi azaman emulsifier.

A cikin sassan Scotland (inda aka sani da (An) Cairgean a Scotland Gaelic) da Ireland (iri iri-iri da ake amfani da su shine Chondrus Crispus wanda aka sani a Irish Gaelic daban-daban kamar carraigín [kanan dutse], fiadháin [kayan daji], clúimhín cait [cat's puff] , mathair an duilisg [mahaifiyar ciwan teku], ceann donn [red head]), ana kiransa da Carrageen Moss ana dafa shi da madara ana tacewa, kafin a saka sukari da sauran abubuwan dandano kamar vanilla, kirfa, brandy, ko whiskey. Ƙarshen samfurin wani nau'i ne na jelly kama da pannacotta, tapioca, ko blancmange.

Lokacin da aka haɗa iota carrageenan tare da sodium stearoyl lactylate (SSL), an haifar da sakamako na haɗin gwiwa, yana ba da damar ƙarfafawa da emulsifying ba tare da kowane nau'in carrageenan (kappa / lambda) ko tare da sauran emulsifiers (mono da diglycerides, da dai sauransu). SSL haɗe da iota carrageenan, yana da ikon samar da emulsions a ƙarƙashin yanayin zafi da sanyi ta amfani da kayan lambu ko kitsen dabba.

A Amurka, carrageenan wani sinadari ne a cikin madarar waken soya da ake sayar da shi a ƙarƙashin alamar Dukan Abinci.