Sudan III is a lysochrome (fat-soluble dye) diazo dye. It is structurally related to azobenzene. References: Jang Y, Lee J, Chung H. A Simple Colorimetric Method to Quantify Total Fecal Oil Using Oil-soluble Dyes in Laboratory Animals and Its Correlation with Liquid Chromatography-Mass Spectrometry Analysis. Anal Sci. 2018;34(5):623-626. doi: 10.2116/analsci.17N034. PubMed PMID: 29743437.

纯度：≥98%

CAS：85-86-9