可得然胶

curdlan 

kederanjiao (curdlan) shiyizhongxinxingdeweishengwubaowaiduotang，youyuqijuyouzaijiaretiaojianxiaxingchengningjiaodedutexingzhi，suoyiyoubeichengzuoreningjiao。weishengbuyiyu 2012 nian 6 yuefenbanbushishishipintianjiajikederanjiaoguojiabiaozhun，xianbeiguangfanyingyongyurouzhipin、yumizhipin、mimianzhipin、fangshengshipindengduozhongshipinxingye。

curdlan dehuaxuejiegoufenxibiaomingtashiyoudanyide d—putaotangzai c1 he c3weizhiyiβ－1，3－tangganjianlianjieerchengdewufenzhidejunyiduotangjuhewu，shuyuβ－1，3－ pujutangjiazuzhongjiaoweiteshudeyizhong。yibanqingkuangxia，meige curdlan fenziyou 300 500 geputaotangcanjizucheng，pingjunjuheduwei450，xiangduifenziliangyuewei 74000，fenzishiwei (c 6 h 10o 5 ) n，n ＞250。weishengbuyiyu 2012 nian 6 yuefenbanbushishishipintianjiajikederanjiaoguojiabiaozhun，biaozhunhao：gb28304 －2012。

curdlan defenzijiegou

基本性质

物理性质

wuchouwuwei，juziyouliudongxingfenmo；pujutangxianxingfenzijiegou；shushuiburongshanshixianwei；fensanzailengshuizhonghoujinggaosujiaoda，kexingchengjiaonianchourongye。

溶解性

burongjieyushuiheyichun，kewanquanrongjieyuqingyanghuana、linsuansanna、linsuansangaideng ph12 yishangdejianxingshuirongye。

凝胶形成条件及特性

热成胶性—高温凝胶

wendu：80℃ yishang。

tedian：rebukeni，buhuiyinweizaijiareerrongjie。

jiegou：wenguqiefuyoudanxing，fensuihoubunengzaihuifu。

rewending：juyoujiqiangderewendingxing，120 ℃rengwendingcunzai。

dongrong：jinglengdongjiedongxunhuanhou，qiangdurengweichiwending。

热成胶性—低温凝胶

wendu：55℃～65℃，zailengquedao40℃huoyixia。

jiegou：qiangdubigaowenningjiaoruo。

tedian：jurekenixing，yidiwenjiarerenghuihaiyuanchengshuirongye。

zhuanhua：jiaredao80℃huoyishangwendutajiangzhuanbianweigaowenningjiao。

热成胶性—中和凝胶

tiaojian：jiasuanzhonghekederanjiaofenmodejianrongjieye，shengzhongheningjiao。

tedian：shuyurehephkenideningjiao。

zhuanhua：beijiaredao80℃yishang，tajiangzhuanbianweibukenidegaowenningjiao。

ningjiaoqiangdu：jieyudiwenningjiaohegaowenningjiaozhijian。