| Verifiedfields | changed |
|---|---|
| Verifiedrevid | 408214040 |
| Iupacname | N',N'-dimethylphenothiazin-5-ium-3,7-diamine chloride |
| Othernames | asym-Dimethylthionine Chloride; Methylene Azure A |
Azure A is an organic compound with the chemical formula C14H14ClN3S. It is a light blue to dark blue dye. It is used as a screening test for mucopolysaccharides. It can also be used to stain lysosomes in blood smears, and is often used in Giemsa stain. It's formed via oxidation of Methylene blue.[1]
References
- ^ "Azure A - Dyes for Histology". StainsFile. Retrieved 2025-07-28.