Bright blue. Dark violet-colored powder. 20 ℃ in the solubility of water when for 40 g/L, water solution is blue. Acrylic dyeing for colourful blue, in under a dark  red of tungsten. In 120 ℃ high temperature dyeing, colored light unchanged. In dyeing copper and iron ion colour and lustre micro have change. Compatibility value of three, the f value is 0.2. For dyed acrylic fiber, scattered the wool, acrylic fiber, the knitting flocking, knitted fabrics and carpet of dyeing and can be modified acrylic dyeing, or acrylic and two vinegar fiber and white color printing directly.