Main Ingredients: levorotatory VC essence , VE , collagen, lecithin, hyaluronic acid, kojic acid, vegetal extract etc.

主要成分: 左旋维生素C精华 、生素E精华 、 胶原蛋白 、 卵磷脂 、 醣醛酸 、 曲酸 、 植物提取素等.

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Results showed that L - cysteine and kojic acid were better in the inhibition to apple PPO.

L - 半胱氨酸、曲酸对苹果PPO的抑制作用最强,防褐变效果最好.

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Synthesis of kojic distearate from stearate acid, chloro - sulfoxide and kojic acid was studied.

介绍了以硬脂酸, 氯化亚砜,曲酸等为原料制备双硬脂酸曲酸酯的方法.

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