Begin with the molasses,after caramelizing,get double strength caramel,the sample with negative charge,and the index such as coloring property and acid-proofs match the standard.

• 从原料甘蔗糖蜜出发,经焦糖化反应,得到双倍焦糖色素,样品带负电荷,其着色率、耐酸性等各项指标均符合国家标准。