Sudan III is a dye used for Sudan staining. Similar dyes include Oil Red O, Sudan IV, and Sudan Black B. They are used for staining of triglycerides in frozen sections, and some protein bound lipids and lipoproteins on paraffin sections. It has the appearance of reddish brown crystals and a maximum absorption at 507(304) nm. [6]

A fat-soluble dye predominantly used for demonstrating triglycerides in frozen sections, but which may also stain some protein bound lipids in paraffin sections. It has a role as a fluorochrome, a histological dye and a carcinogenic agent. It is a member of azobenzenes, a bis (azo) compound and a member of naphthols.

蘇丹三號（Sudan III）是一種脂肪 偶氮染色劑，常用於凍結切片的甘油三酯的染色。正常狀況下是紅褐色結晶。蘇丹一號、三號和四號被國際癌癥研究機構認定為3級致癌物質。 [1]

Sudan stains and Sudan dyes are synthetic organic compounds that are used as dyes for various plastics (plastic colorants) and are also used to stain sudanophilic biological samples, usually lipids. Sudan II, Sudan III, Sudan IV, Oil Red O, and Sudan Black B are important members of this class of compounds (see images below).

棕红色粉末（用醋酸结晶为棕绿色结晶），可溶于甲醇、乙醇、DMSO等有机溶剂，来源于合成染料。 Sudan III changes its color from orange to blue against a small volume of sulfuric acid, and the acetonitrile solution of Sudan III is the most suitable …

El Sudán III es un tinte diazo del tipo lisocromo (tinte soluble en grasa) usado para marcar triglicéridos en secciones congeladas, algunos lípidos y lipoproteínas encuadernados de la proteína en secciones de la parafina. Tiene el aspecto de cristales rojizos y una absorción máxima en 507 (304) nanómetros.

Sudan III is a non-ionic lipophilic dye. It belongs to the class of azo dyes. Sudan III is used for tissue ceroid and lipofuscin analysis and blood-cell staining. It is used to color waxes, oils and spirit varnishes. Sudan III stains triglycerides in frozen sections.

Sudan III is a lysochrome (fat soluble dye) predominantly used for demonstrating triglycerides in frozen sections, but it may also stain some protein bound lipids in paraffin sections. It is less popular than oil red O as it has a more orange shade.

2021年5月1日 · La tinción Sudán III es una prueba de laboratorio para precisar la existencia ó no de esteatorrea (pérdida de grasa en las heces), determinando en forma cualitativa la pérdida de grasas tanto neutras como libres en las heces; es una prueba rápida, económica y fácil de realizar. ¿Qué identifica el reactivo Sudán III?

SUDAN III TEST: Sudan III is a red fat-soluble dye that is utilized in the identification of the presence of lipids, triglycerides and lipoproteins. Sudan III is a lysochrome (fat-soluble dye) diazo dye. It is structurally related to azobenzene. It is used to …