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总多糖含量测定试剂盒(分光光度法)

TOPEK03495
4℃/RT
6个月
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TOPEK03495 50T/48S $75.68
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Introduction：

测定意义：

多糖广泛存在生物体中，是由醛基和酮基通过糖苷键连接而成的高分子聚合物，是构成生命的四大基本物质之一，其功能广泛，具有非常重要和特殊的生理活性。

测定原理：

利用水提醇沉法可以提取总多糖，多糖在浓硫酸的作用下，先水解成单糖，并迅速脱水生成糖醛衍生物，与苯酚反应生成橙黄色溶液，在490nm处有特征吸收峰，吸光度值与葡萄糖含量成正比，因此可通过测定490nm 处的吸光度值来测定样本的总多糖含量。

These protocols are for reference only. Biotopped does not independently validate these methods.

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