花青素/花色苷含量检测试剂盒
诺敏科达
NMW0116
酶标仪
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货号 规格 库存 价格 加入购物车
NMW0116-96T 96T
¥780.00
NMW0116-48T 48T
¥500.00
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检测原理 花色苷是一类易溶于极性溶剂的天然色素,属黄酮类化合物。花色苷广泛存在于植物的根、茎、叶、花和果实中,使其呈现由红到紫等不同颜色,是植物主要的呈色物质。 根据花色苷在不同pH下的结构性质测定花色苷含量,在pH为1时花色苷在530nm处有最大吸收峰,而当pH为4.5时,花色苷转变为无色查尔酮形式在530nm处无吸收峰,通过测定不同pH下的530nm和700nm处的吸光度值计算样本中花色苷的含量。
检测方法 比色法
检测波长 530、700nm
精密度 批内差<10%;批间差<15%
检测时间 60min
图片
文件
COA质检报告
文献
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