Acid Yellow G

【What’s Acid Yellow G】
Acid Yellow G is Yellow powder, easily soluble in water, adding 10% sulfuric
acid or sodium hydroxide in aqueous solution, no change in color. Soluble in
ethanol, yellow. Soluble in acetone, ethylene glycol ether. Slightly soluble
Chemicalbook in benzene, insoluble in other organic solvents. Yellow in
concentrated sulfuric acid, no change after dilution; Yellow in concentrated
nitric acid. The color is red when copper ions are encountered during dyeing.
The color of iron ions is darker
【Application of Acid Yellow G 】
Acid Yellow G is mainly used for dyeing and direct printing of wool, silk and
fabrics, with good discharge and evenness. It is usually dyed in acetic acid
dye bath, and can also be used to match beige, camel, gray and other light to
medium colors. It can also be used for dyeing nylon. When used for dyeing wool
and other fibers in the same bath, nylon can be dyed, silk is heavily stained,
acetate fiber is slightly stained, and cellulose fiber is not stained.
Acid Yellow G is also used on paper for coating and surface coloring.
Acid Yellow G used in paints, pharmaceuticals, cosmetics and for coating
plastics such as polyvinyl chloride and polyethylene.
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