This product can take place of toxicant nitrous acid salt and be directly added to the food to colour food,and enhance food nutritional composition.

• 该产品可替代具有毒性作用的亚硝酸盐而直接加入食品着色，是一种无毒副作用的理想的调味食品着色剂，同时也增强了食品的营养成分。