Ultrasonic Chinese medicine safflower red pigment extraction
Ultrasonic pigment extraction Safflower, alias safflower grass, safflower vegetables, belong to the dry tubular flower Compositae, it is used in ancient folk cosmetics as a dye. Most of the applied pigments in the modern food industry and cosmetic industry are synthetic pigments. Although they have the advantages of bright color, good stability and easy to fade, most of them are toxic and endanger people's health. So synthetic pigment is gradually [...]
