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STABILIZATION OF AQUEOUS UROCANIC ACID SOLUTION
STABILIZATION OF AQUEOUS UROCANIC ACID SOLUTION
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机译:尿酸水溶液的稳定化
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摘要
PURPOSE:To stabilize aq. alkaline solution of urocanic acid having UV light absorbing ability and useful for cosmetics, etc. by adding at least one of polymetaphosphates to prevent discoloration by light, heat, and air with time.
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