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紫 胶 红 buy in Yuxi
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紫 胶 红 buy in Yuxi
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紫 胶 红

紫 胶 红

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China, Yuxi
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Technical characteristics
  • Brand滇宝
  • Country of manufactureChina
  • ProductNatural
Description

常规紫胶红为鲜红色粉末,微溶于水,溶于乙醇和丙二醇,不溶于棉籽油。水溶性紫胶红色素为褐色粉末,能完全溶于纯净水。色调随PH值不同而变化,PH值在35时是橙红色,PH57时是红至红紫色,PH值大于7时呈红紫色。酸性时对光热稳定,碱性时对光热不稳定,易褪色。易受金属离子(特别是铁离子)的影响。水溶性紫胶红使用时,必需先用适量的纯净水溶解后再加入食品或饮料中。

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紫 胶 红
紫 胶 红
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