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Inulin from dahlia tubers
Cas:
9005-80-5
Molecular Structure:
MDL:
--MFCD00131407
Molecular Formula:
C6nH10nO5n;(C6H10O5)n
Molecular Weight:
Alias:
菊粉
Product order:
Name
Specifications
Packing
Price
Delivery
Inulin from dahlia tubers
BC
250g
RMB 2376
现货
Inulin from dahlia tubers
BC
50g
RMB 316.8
促销
Inulin from dahlia tubers
BC
10g
RMB 112.2
促销
Character:
贮藏多糖之一。主要见于菊科植物,例如,在菊芋的块茎、天竺牡丹(大理菊)的块根、蓟的根。是以胶体形态含于细胞的原生质中。与淀粉不同,它溶于温水,不呈碘反应。可被酸或菊粉酶(inulase)水解主要生成 D-果糖。其结构推断是D-呋喃果糖以β-1,2-键与蔗糖的果糖脱水缩合的聚合度为32—34的多糖。微溶于有机溶剂,水中溶解度:5 G/100ML水 (70°C)。
比光旋度: -36°
熔点:158-165°C
Quality Standard:
项目 生物化学级
(BC,97%)
外观Appearance 白色结晶粉末
红外光谱鉴定Infrared spectrometry 和对照品匹配
干燥损失Loss on drying <10 % (105°C, 3 小时)
重金属Heavy metals (as Pb) <10 ppm
硫酸盐灰分Sulfated ash <0.2 %
比旋光度Specific optical rotation -20°~ -30° (c=10, 0.012 N 氨水)
来源:天竺葵块茎(dahlia tubers)
Storage:
用途 生化研究,在医药上用于对肾脏的肾小球过滤能力的试验[清除率(clearance)]。
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