紫甘薯红色素

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紫甘薯红色素　
Purple Sweet Potato Color
成份：其主要成份为Ι氰定酰基葡萄糖苷、Д甲基花青素酰基葡萄糖苷。
Element ：Mainly contain cyanide Ι set-glucoside, Д Procyanidins methylation-glucoside.
用途：天然食用色素，用于各种食品及饮料的着色。
Purpose: natural edible pigment ,use for a variety of food and beverage coloring.
　　来源：从紫甘薯中提取、精制而成。
Source：Extracted from the purple sweet potato Refined from。
　　特性：Characteristics:
l、性 状：深红色液体或粉末
l, traits: dark red liquid or powder
2、易溶于水及乙醇水溶液，不溶于油脂、无水乙醇。有良好的抗氧化性。水溶液红至紫红色
Soluble in water and aqueous solution of ethanol, not soluble in fats, alcohol。There is a good antioxidant. Red to purple-red solution。
3、其色调及稳定性受PH影响：酸性时呈稳定的红色或紫红色；中性时呈蓝色；碱性时呈不稳定的绿色。
Its color and stability by PH: when acid was stable red or purple; neutral when the blue; was unstable when the basic green.