| 2. | A complex natural antioxidant ( cna ) comprised of liquorice ( glycyrrhizauralensis fisch ) extract ( ge ) , orange peel ( pericarpium citri reticulatae ) extract ( pe ) , phosphatidyl choline ( pc ) , ascorbic acid ( vc ) and citric acid ( ca ) was prepared 摘要研究了一种由甘草提取物、陈皮提取物、卵磷脂、抗坏血酸和柠檬酸组成的复合天然杭氧化剂。 |