Application Example - Determination of 5 Prohibited Colorants such as Pigment Orange in Cosmetics ..

Colorants are a class of chemical colorants that are added to cosmetics to enhance color. However, such colorants represented by pigment orange and Sudan red have strong carcinogenicity. The "Hygienic Specifications for Cosmetics" (2015 edition) has clear limits for various colorants.

In conclusion

The experimental results show that this method has good separation degree for 5 kinds of colorants. actual sample test

Tests show that this method can avoid the interference of impurities of other components, the linear correlation coefficient of the standard curve can reach more than 0.999, and the recovery rate meets the requirements of the national standard. This method can be used as an important reference scheme for the determination of five prohibited colorants in cosmetics.