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甘薯提取物(甘薯红)

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  甘薯提取物(甘薯红)是从紫甘薯中提取的花青素混合物。花青素是植物中常见的一类生物活性物质,除了具有抗氧化功能外,还可以在酸性条件下呈现稳定鲜艳的红紫色,在中性时则变为紫色,碱性较强时变为蓝色或绿色。甘薯红耐热耐光性都很不错。

  典型应用:软饮料,饼干夹心,果冻,水果软糖等。

  使用方法:将适量甘薯红溶解于pH约为3左右的酸性溶液中,再添加到目标产品中。

  SWEET POTATO RED is a mixture product of anthocyanins which is extracted from purple sweet potato. Anthocyanins is referring a sort of biologically active substances in plants, not only having anti-oxidation function, but also giving stable bright purple red color naturally. Anthocyanins change color shade from red to purple when the environment changes from acidic to neutral, and finally goes to blue or green when in alkaline environment. Anthocyanins are stable only in acidic environment. Purple sweet red has a good stability to light and heat either.

  Typical application: soft drinks, cookies fillings, jelly, confectionary, etc.

  Using method: pick requested amount of Sweet Potato Red and dissolve in acidic water around pH 3, then add the aqueous solution into the end product.

 

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