Cation Yellow 7GLL Alkaline Yellow 21

Chemical property:Easily soluble in water, green and yellow. The dye powder is light orange in concentrated sulfuric acid, and green light yellow after dilution. When dyeing, the color light will not change when encountering copper ions, but will change slightly when encountering iron ions.

Purpose:Cationic yellow 7GLL is mainly used for dyeing acrylic fiber, with stable shade (green) and good color fastness. It can also be used for dyeing diacetate fiber, silk, and direct printing of acrylic acid fiber and silk fabric. It is also used to dye nylon/nitrile blends, and rarely stains nylon. It forms three primary colors with cationic red GTL and cationic blue 5GL, and can be used for dyeing medium to deep color.

Hot Tags: cation yellow 7gll alkaline yellow 21, China, manufacturers, suppliers, factory, cheap, discount, quotation, low price, free sample, Direct Dye, Basic Dark Brown Dye, Basic Violet Dye, Basic Red Dye, Basic Black Dye, Basic Yellow Dye