basic blue 7

الوصف

Flashing brown paste. Slightly soluble in cold water, soluble in hot water was blue, soluble in alcohol, blue. Case of concentrated sulfuric acid was brown, yellow and red was diluted in the concentrated nitric acid was olive green. Its solution plus sodium hydroxide solution was reddish brown. Cotton dyed material on the drops of *0% sulfuric acid changes on the light brown yellow, dripping red on *0% sodium hydroxide become yellow, drop on the acidic stannous chloride solution, red yellow change.

Quality Q/HG********0

Uses:
For silk, wool, cotton tannin mordant dyeing, silk using direct light turquoise GB or directly Sky Blue 5B stained, and then in order to increase its chromatic Yan. Basic Brilliant Blue BO added after the grafting agent can also be used in silk dyeing and printing. In addition, the oil is also used to make ball-point pen, carbon paper, wax paper and light bamboo, wood coloring. Can also be used to make lake pigments, solvent dyes.

Application Performance: In the fastness of dyeing on cotton (A):

In the acrylic on the dyeing fastness (grade):