Acid Green 25 dye belongs to a group of synthetic organic dyes that come under the class of acid dyes. It is recognized by its bright green colour. This powdered dye is used in many industries, from leather, fabric, cosmetics to paper. The kinds of fabric it can dye include silk, nylon and wool. This dye is water soluble and has beneficial properties such as wash fastness and light fastness. The other benefits of using acid green 25 dye are high colour yield, and easy application. It can be used in large-scale production because of its affordability.