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Amylose, from Potato

Update:2015-1-1 4:49:23

    Item:Amylose, from Potato
    Synonym:
    CAS No.:9005-82-7Special Grade:Type Ⅲ
    Formula:M.W.:
Order
    Product No.SizePriceBrand
    A0512-250mg250mg180GBCBIO
    A0512-1g1g475GBCBIO
    A0512-1g1g644Sigma
Introduction
    Solvent Content (%).............................≤10
    Blue &#118alue (%)...........................≤0.5
    直链淀粉是D-葡萄糖基以a-(1,4)糖苷键连接的多糖链,分子中有200个左右葡萄糖基,分子量l~2×105,聚合度990,空间构象卷曲成螺旋形,每一回转为6个葡萄糖基。支链淀粉分子中除有a-(1,4)糖苷键的糖链外,还有a-(1,6)糖苷键连接的分支,分子中含300~400个葡萄糖基,分子量>2×107,聚合度7200,各分支也都是卷曲成螺旋形。淀粉与碘呈颜色反应,直链淀粉为蓝色,支链淀粉为紫色。
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