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Process for producing dyes from Safflower petals (Carthamus tinctorius L.)
Process for producing dyes from Safflower petals (Carthamus tinctorius L.)
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机译：从红花花瓣（Carthamus tinctorius L.）生产染料的方法
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摘要
The invention relates to the food industry, namely to a process for producing dyes from Safflower petals.The process, according to the invention, comprises treating the petals with 3…5% sodium carbonate solution and subsequently pressing them, separating the solution obtained after pressing and treating it with citric acid to a pH of 4.8…6.3, followed by the separation of the cardamine sediment from the luteolin solution.
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