【Malachite Green Crystals Properties】
Malachite Green Crystal the appearance is green crystal with glitter. Easily soluble in water and extremely soluble in ethanol, both appear blue-green.
Malachite Green Crystal is yellow in concentrated sulfuric acid, and turns to dark orange after dilution; it is orange-brown in concentrated nitric acid, and adding sodium hydroxide to its aqueous solution produces a white precipitate with green light.
Malachite Green Crystal is dyed at a high temperature of 120 degrees Celsius, and the color and light remain unchanged. The light fastness of dyeing on acrylic fiber is level 4-5.