Green Spring Technology

Synthetic pigments are artificially synthesized pigments, with aniline dyes as the main raw material, which are mainly derived from coal tar produced by the dry distillation of coa...

Pigments are divided into two categories: natural colors and synthetic colors. Natural colors have a long history of use. In ancient China, there were already records of Natural Co...

1 Natural Colorant OverviewPigments can be divided into two main categories: natural colorants and synthetic pigments. One type is artificially synthesized chemical pigments, most ...

Natural coloring has a wide range of sources and a wide variety of types in nature. Natural coloring from different sources may also have very different molecular structures. The f...

In many tests, it has been found that many varieties of chemically synthesized pigments have serious chronic toxicity and carcinogenicity, and they will inevitably be gradually rep...

Natural coloring is the general term for colored substances found in nature, mainly from the flowers, leaves, fruits and seeds of plants, as well as a small proportion from insects...

Pigments are a very important element in food and play a pivotal role in the sensory quality of food. Food colours can be divided into artificial food colours and natural food colo...

Synthetic pigments are mostly tar dyes, which not only have no nutritional value, but some are also harmful to the human body. Therefore, edible natural colors extracted from plant...

Numerous biological, nutritional and medical research reports have pointed out that Natural Colour has nutritional and physiological health functions, while synthetic pigments can ...

Natural pigments and natural dyes both come from basically the same sources, most of which are extracted from plants. Both use extracted pigments as the element used, and are natur...