Metanil Yellow

CI Name: Acid Yellow 36
CI No: 13065
CAS No: 587-98-4
Shade Tone:
Formula: C18H14N3NaO3S
Molecular Weight: 375.38 g/mol
Appearance: Yellow to orange powder
Applications: Used for dyeing wool, silk, nylon, leather, and paper. Also used in inks, biological staining, and laboratory reagents.

Metanil Yellow (Acid Yellow 36) is a synthetic azo dye belonging to the acid dye class. It is widely used for colouring protein fibres such as wool and silk due to its good affinity and bright shade. The dye dissolves easily in water and produces a strong yellow tone with excellent brightness. It is commonly used in textile dyeing, leather colouring, and paper applications.

Acid Yellow 36 is also utilized in laboratory staining and ink formulations. The dye offers reliable performance, good solubility, and stable colour properties, making it suitable for various industrial dyeing and colouring processes.